Grade 3 Interactive Science Workbook

AL NOOR INTERNATIONAL SCHOOL Riyadh, Saudi Arabia

Workbook

Name: ___________________________________________________________________

Grade 3 - _______________

Academic Year: ________________________________________

Name ____________________________________________ Date ____________________

1

Skills Handbook Part 1 Lesson 1 What questions do scientists ask? Words to Know Write the word next to the description it matches.

scientist inquiry investigate

1. __________ the process of asking questions

2. __________ to look for answers

3. __________ a person who asks questions about the natural world

Explain Tell if each statement is true or false. Explain your choice.

4. Everyone can be a scientist.

This statement is ______________ because_____________________________

_____________________________________________________________

5. All questions can be answered by investigations.


_____________________________________________________________

Apply Concepts 6. Think about where you live. What questions could you ask about it?

What might you do to investigate?

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Part1 Lesson 1

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7. What tools or instruments would the scientist in the image use to help him conduct his investigation?

_____________________________

_____________________________

_____________________________

_____________________________

_____________________________ 8.What are some examples of tools you use at home? Draw, identify and color your work.

1. 2. 3.

Name ____________________________________________ Date ____________________

3

Skills Handbook Part 1

Lesson 2 What skills do scientists use?

Words to Know Write the word next to the description it matches.

estimate infer predict

1. __________ to use facts or prior knowledge to draw conclusions

2. __________ to tell what you think might happen in the future

3. __________ to make a careful guess

Explain Answer the questions on the lines below.

4. What is a measurement?

_____________________________________________________________

_____________________________________________________________

5. What does an anemometer help scientists measure?

_____________________________________________________________

_____________________________________________________________

Apply Concepts 6. A young flower is wilting. What can you infer about this flower? What do you

predict will happen next?

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Part1 Lesson 2

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7. What skill helps a scientist estimate?

____________________________________________________________

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8.Look at the picture below. What is one observation you can make?

____________________________________________________________

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Name ____________________________________________ Date ____________________

5

Chapter 1 Lesson 1 What is motion?


position motion speed

1. __________ the rate at which an object changes position

2. __________ a change in the position of an object

3. __________ the location of an object


4. What do words such as behind, beside, above, and below describe about an object?

_____________________________________________________________

5. What is the difference between constant speed and variable speed?

_____________________________________________________________

_____________________________________________________________

_____________________________________________________________

Apply Concepts 6. Look at the picture. Describe the position

of each child. What motion will each child likely do next? How will that change his or her position?

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Chapter 1

Lesson 1

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6

7.Fill in the blanks to describe the position of each object.

On next to The leaf is ______________ the tree.

On next to The bug is ______________ the dog.

On in front of The cat is ______________ the house.

On next to The apple is ______________ the book.

On in front of The boy is ______________ the chair.

On under The girl is ______________ the table

Name ____________________________________________ Date ____________________

7

Chapter 1

Lesson2 How does force affect motion?


force friction magnetism

1. __________ a noncontact force that pulls on metal objects containing iron

2. __________ a push or a pull

3. __________ a contact force that opposes the motion of an object


5. How does an object’s mass affect its motion?

_____________________________________________________________

6. In what ways can unbalanced forces affect an object?

_____________________________________________________________

_____________________________________________________________

_____________________________________________________________

Apply Concepts 7. Think of an object you have seen in motion. Describe the force or forces acting

on it. How did those forces affect the object’s motion? Match each word with its definition.

1. __________ a force that pulls objects toward Earth a. force

2. __________ the amount of matter an object has b. weight

3. __________ a push or a pull c. gravity

4. __________ the amount of the pull of gravity on an object d. mass

Chapter 1

Lesson 2

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8. State whether the statement is True or False.

______ 1. A force cannot change an object’s position. ______ 2. Friction can cause a moving object to slow down or to stop. ______ 3. The amount of force can be called football. ______ 4. Magnets do not attract wood, plastic, paper or other objects that do not contain iron. ______ 5. A force is a push or pull.

9. Identify whether the picture shows balanced or unbalanced force. Write your answer on the lines provided. 1. ________________________________________________

2.

_________________________________________________

Name ____________________________________________ Date ____________________

9

Chapter 1

Lesson 3 What is gravity?

Words to Know Match each word with its definition.

1. __________ a force that pulls objects toward Earth a. force

2. __________ the amount of matter an object has b. weight

3. __________ a push or a pull c. gravity

4. __________ the amount of the pull of gravity on an object d. mass

Explain Tell whether each statement is true (T) or false (F). If a statement is false, tell why.

5. ______ Gravity is a contact force.

________________________________________________________________

________________________________________________________________

6. ______ Your mass and weight are the same on Earth and on the moon.

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7. ______ The pull of gravity is greater on an object that has more mass.

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Apply Concepts 8. Give an example of how gravity can be overcome.

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Chapter 1 Lesson 3

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10. Color the object that will hit the ground first? 1. 2

balloon scissor leaf book 3. 4.

feather mobile Ring kite

Name ____________________________________________ Date ____________________

11

Chapter 2

Lesson 1 What are some forms of energy?

Words to Know Match each term with its definition.

energy electrical energy kinetic energy

mechanical energy potential energy sound energy

1. __________ the movement of electric charges

2. __________ energy you can hear

3. __________ the ability to do work or to cause change

4. __________ the energy of motion

5. __________ the energy that motion or position gives to an object

6. __________ stored energy

Explain 7. Tell how the child on the slide is an example of potential

energy changing to kinetic energy.

Apply Concepts 8. Identify three objects in your home or school that use or produce electrical,

mechanical, or sound energy.

Electrical Mechanical Sound

Chapter 2

Lesson 1

Name ____________________________________________ Date ___________________

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9. Complete the graphic organizer below. Write 3 effects of the Sun’s energy. 10. Find three things that use electricity in the puzzle. Write your answer on the lines provided. U G P O K Y F V B M C X Z D S G E W R H R K J N R Y D F N F U R H F U N W R T O T E L E V I S I O N O Q A V J F R G A E I S M B A O F V S V N A P M S B H D T G B M H Q C S I T E P V J L W T F A S R W

1._____________________________ 2._____________________________ 3. _____________________________

Energy from the sun

1._______________ 2.________________ 3.________________

Name ____________________________________________ Date ____________________

13

Chapter 2

Lesson 2 How does energy change form?

Words to Know Circle the word that correctly completes each sentence.

crest midpoint trough

wave

wavelength

1. Energy can travel in the form of (waves, wavelengths).

2. The distance between the midpoint and the (wavelength, crest) helps show how much energy a wave has.

3. The (crest, trough) is the lowest point of a wave.

4. You can measure (wavelength, midpoint) by finding the distance between two crests.

Explain 5. Draw and label the parts of a wave in the space below. Include trough, crest,

and wavelength.

Apply Concepts 6. Give two examples of energy changing form that you might see in your everyday life.

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Chapter 2 Lesson 2

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Use your graphic organizer to record important information.

FORMS OF ENERGY

Kinetic Energy __________________________________________________________________ ______________________

Sound Energy ________________________________________________________________________________________________

Electrical Energy ____________________________________________________________________________________________

Potential Energy ________________________________________________________________________________________________

Name ____________________________________________ Date ____________________

15

Chapter 2

Lesson 3 How do light and matter interact?

Words to Know

Match each word with its definition. 1. __________ to bend light

2. __________ to take in light

3. __________ to bounce light off an object

4. __________ a dark area formed when an object blocks light

5. __________ energy we can see

a. absorb

b. reflect

c. shadow

d. refract

e. light energy

Explain Tell whether each statement is true (T) or false (F). Rewrite the false statements to make them true.

6. ______ The length and position of an outdoor object’s shadow stays the same throughout the day.

________________________________________________________________

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7. ______ Water and air are two materials that refract light.

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8. ______ A blue object absorbs the color blue and refracts all other colors.

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Apply Concepts 9. Look at the picture. How does the tree’s shadow form?

What time of day do you think it is?

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Chapter 2

Lesson 3

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10.Write under each picture which form of light travel is taking place: REFLECTION, REFRACTION or ABSORPTION.

_______________________________

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Name ____________________________________________ Date ____________________

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Chapter 2

Lesson 4 What are heat and light energy?

Words to Know

Write a definition for each term.

1. thermal energy: ______________________________________________________

2. heat: _______________________________________________________________

Explain List and give examples of two sources of heat and two sources of light.

3. Heat: ___________________________________________________________________

______________________________________________________________

4. Light: ___________________________________________________________________

______________________________________________________________

Apply Concepts

5. Look at each picture. Tell about the energy transformations occurring.

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heat thermal energy

Chapter 2

Lesson 4

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6.What causes all particles of matter to move?

_____________________________________________________________________

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7.List three things you use that produce heat energy.

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8. Draw two objects that produce light energy.

Name ____________________________________________ Date ____________________

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Chapter 2 Lesson 5 What is sound energy? Words to Know Write the word next to the description it matches.

volume pitch

1. __________ how high or low a sound is

2. __________ how loud or soft a sound is


3. Sound waves with little energy make a loud sound.

This statement is ___________

because__________________________________

_____________________________________________________________

4. Shorter strings make a sound with a higher pitch than longer strings.

This statement is ___________ because __________________________________

_____________________________________________________________

_____________________________________________________________

Apply Concepts 5. Look at the picture. Explain how the triangle

makes noise that people can hear.

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Chapter 2

Lesson 5

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6.Complete the graphic organizer to show an effect.

7.Circle the areas in the diagram where air particles are squeezed together.

The ruler vibrates

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Name ____________________________________________ Date ____________________

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Chapter 2 Lesson 6 What is electrical energy?


closed circuit open circuit

1. __________ a circuit with no gaps or breaks

2. __________ a circuit with an open path


3. What happens if two objects with opposite charges are near each other?

_____________________________________________________________

4. What is the difference between conductors and insulators?

_____________________________________________________________

_____________________________________________________________

Apply Concepts 5. Would the light bulb in this circuit be lit?

How do you know? How could you change the circuit?

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Chapter 2

Lesson 6

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6.Write in the space below each of the circuits whether the bulb would be

off or glow. a) b) a

_____________________ _____________________ _______________________ c) d) _______________________ _____________________

___________________ _________________

Name ____________________________________________ Date ____________________

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Chapter 3 Lesson 1 How can you classify plants? Words to Know Match each word to its definition.

1. __________ a small cell that grows into a new plant

2. __________ a plant that produces flowers with seeds

3. __________ produces cones

4. __________ a plant that does not produce flowers

a. flowering plant

b. nonflowering plant

c. spore

d. coniferous

Explain 5. Write at least two ways flowering and nonflowering plants are alike. Then write how

they are different.

Apply Concepts 6. Look at the plant. Write three ways you could classify it.

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Chapter 3

Lesson 1

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7.Complete the flow chart of Plant Classification using the given word blank below.

PLANTS

Name ____________________________________________ Date ____________________

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Chapter 3

Lesson 2 How do plants use leaves to make food?

Words to Know Write the word next to its definition.

carbon dioxide oxygen

1. __________ a gas in air that is absorbed by plants

2. __________ a gas in air that plants and animals need to live

Explain 3. True or False: Plants do not need food to live.


_____________________________________________________________

4. List three ways that leaves help plants.

a.

b.

c.

Apply Concepts 5. Study the diagram.

Describe how the leaf gets the materials it needs to make food for a plant.

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Chapter 3

Lesson 2

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6.Where does most photosynthesis take place in leaves? ____________________________________________________________________

_____________________________________________________________________

7.Complete the picture with the needs below.

Water Sun Soil Air

Name ____________________________________________ Date ____________________

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Chapter 3

Lesson 3 How do plants use roots and stems to grow?

Words to Know 1. Define nutrient.

A nutrient is __________________________________________________________________

________________________________________________________________

Explain 2. Draw arrows to show which direction food

and water move in the roots and stem of this plant. Label your arrows.

3. Tell how taproots and fibrous roots are the same and different.

Apply Concepts 4. You are shopping for a new houseplant. You find one that has fibrous roots

and thick, waxy stems. What do these plant parts tell you about where your plant came from and how you should care for it?

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Chapter 3

Lesson 3

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5.Which type of roots do you see in the diagram below? _________________________________________________

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Chapter 3

Lesson 4 How do plants use flowers or cones to reproduce?

Words to Know

Match the definitions to the correct terms.

1. to carry pollen to •germinate

2. to begin to grow •pollinate

3. to make more of the same kind •reproduce

Explain 4. Tell three ways that flowering plants and conifers are different. Tell one way

they are the same.

Flowering Plants Both Flowering Plants and Conifers

Conifers

Apply Concepts 5. Study the picture of a seed.

Tell how seeds help a flowering plant grow and change. Use all of the vocabulary words in your answer.

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Chapter 3

Lesson 4

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6. Label the diagram of the flower using the words below.

A ____________________________ C___________________________

B______________________________ D __________________________

Petal Pistil Stamen Sepal

A

B

C

D

Name ____________________________________________ Date ____________________

31

Chapter 3

Lesson 5 What are the life cycles of some plants?

Words to Know

Write the word next to the description it matches.

life cycle pollination conifer

1. __________ the transfer of pollen from one flower to another

2. __________ a plant that grows cones instead of flowers to make seeds

3. __________ the stages through which a living thing passes during its life


4. The life cycle of all plants includes a germinating seed.


_____________________________________________________________

5. An adult plant is no longer part of the plant life cycle.


_____________________________________________________________

Apply Concepts 6. A friend tells you that you can get rid of dandelions in your lawn by cutting

the stems without digging up the roots. Do you agree? Explain.

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Chapter 3

Lesson 5

Name ____________________________________________ Date ___________________

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7. Write the numbers 1 to 4 to show the correct order of the plant’s life cycle.

Name ____________________________________________ Date ____________________

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Chapter 4 Lesson 1 How can you classify animals? Words to Know Choose the word from the box that best completes each sentence.

arthropod invertebrate trait vertebrate

1. An animal without a backbone is called a(n) ______________________.

2. Hair color is an example of a ____________ that is passed from a parent to its offspring.

3. A giraffe is a(n) _____________________ because it has a backbone.

4. An animal classified as a(n) ____________________ has a skeleton on the outside of its body.

Explain 5. What are four ways you can classify animals?

_____________________________________________________________

_____________________________________________________________

_____________________________________________________________

Apply Concepts 6. Classify each animal below as a vertebrate or invertebrate.

Then tell which vertebrate or invertebrate group it belongs to.

___________________

___________________

___________________

___________________

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Chapter 4 Lesson 1

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7. Identify the picture, write the name and circle the way they breathe.

PICTURE NAME BREATHE THROUGH

____________

Lungs/Gills

____________

Skin/Lungs

____________

Skin/Lungs

____________

Lungs/Gills

Name ____________________________________________ Date ____________________

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Chapter 4 Lesson 2 How are offspring like their parents?


inherit instinct migrate

1. _________________ a behavior that an animal is born able to do

2. _________________ an instinct to move when the seasons change

3. _________________ to receive from a parent


4. A dog with a scarred ear will probably pass the scar to its offspring.


_____________________________________________________________

5. Some animals learn to hibernate.


_____________________________________________________________

Apply Concepts 6. A mother bear takes her cubs hunting with her. As the cubs watch, she

catches fish from a river. What type of behavior is this? Explain.

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Chapter 4 Lesson 2

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7.What is an acquired characteristic?

_____________________________________________________________________

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8.Name two examples of learned behaviors in humans.

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9.This girl learned how to read.

How is this behavior different from an instinct?

__________________________________

__________________________________

_________________________________________ _________________________________________ _________________________________________

Name ____________________________________________ Date ____________________

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Chapter 4 Lesson 3 What are the life cycles of some animals?


Iarva pupa metamorphosis

1. ________________ a change in form during an animal’s life cycle

2. ________________ the second stage in the life cycle of some insects

3. ________________ the stage in an insect’s life cycle between larva and adult


4. Insects and mammals do not look like their parents when they are born.

This statement is _____________________ because______________________________

_____________________________________________________________

5. An adult frog breathes differently than a tadpole.

This statement is _______________________ because______________________________

_____________________________________________________________

Apply Concepts 6. A giraffe is a mammal. Describe the life cycle of a giraffe, including each

stage it passes through.

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Chapter 4 Lesson 3

Name ____________________________________________ Date ___________________

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7.What is metamorphosis?

_____________________________________________________________________

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8.Rearrange the pictures by making 1-4 to show the life cycle of a butterfly.

Name ____________________________________________ Date ____________________

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Chapter 5

Lesson 1 What is an ecosystem?


ecosystem habitat population community

1. _________________ all the populations that live in the same place

2. _________________ living things of the same kind that live in the same place

3. _________________ living and nonliving parts interacting in an environment

4. _________________ place where a living thing makes its home


5. Living parts of an ecosystem do not depend on nonliving parts.

This statement is ______________ because___________________________

_____________________________________________________________

6. Populations in a community depend on each other.

This statement is ______________ because___________________________

_____________________________________________________________

Apply Concepts 7. Think about where you live. Give three examples of populations that are part of

your ecosystem. How do they interact?

________________________________________________________________

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Chapter 5 Lesson 1

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8.An ecosystem includes all living things and their non-living environments in a given area, interacting with each other.

Write any three living and nonliving things in the given picture.

-

Living things Non-living things

1. _______________ 1. _________________ 2. _______________ 2. _________________ 3. _______________ 3. _________________

Name ____________________________________________ Date ____________________

41

Chapter 5

Lesson 2 How do living things get energy?


producer consumer decomposer

1. ________________ a living thing that eats other living things

2. ________________ a living thing that makes its own food

3. ________________ a living thing that breaks down waste, dead plant, and animal matter


4. Decomposers get their energy directly from the sun. This statement is _______________________ because

_____________________________________________________________

_____________________________________________________________

_____________________________________________________________

5. A consumer in a food web eats all the producers in that food web.

This statement is ____________

because_________________________________________________________

______

_____________________________________________________________

_____________________________________________________________

Apply Concepts 6. Suppose that a large number of rabbits leave an ecosystem.

What effect might this have on the consumers that eat rabbits?

________________________________________________________________

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Chapter 5 Lesson 2

Name ____________________________________________ Date ___________________

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7. Write whether each living thing below is a Producer, Consumer or Decomposer.

Name ____________________________________________ Date ____________________

43

Chapter 5

Lesson 3 How do ecosystems change?


migrate adaptation hibernate

1. to sleep through the winter

2. to move

3. a trait that helps a living thing survive in its environment

Explain 4. Write about how a groundhog digging a burrow can help and harm

an ecosystem.

_____________________________________________________________

_____________________________________________________________

_____________________________________________________________

_____________________________________________________________

5. Suppose that a cool, rainy ecosystem has a very hot, dry summer. Identify two changes that might occur in the ecosystem.

_____________________________________________________________

_____________________________________________________________

_____________________________________________________________

_____________________________________________________________

Apply Concepts 6. Some animals shed their thick, fur coats in the summer. How does this

adaptation help the animals survive in their environment?

________________________________________________________________

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Chapter 5 Lesson 3

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7. Match the words with the pictures.

Drought Flood Hurricane

8. Complete the following below.

How living things change cause

How natural events cause change

__________________________

__________________________

____________________________ __________________________________

Name ____________________________________________ Date ____________________

45

Chapter 5

Lesson 4 What can we learn from fossils?


extinct fossil

1. _________________the remains or mark of a living thing from long ago

2. _________________plants or animals that are no longer living on Earth


3. What is one type of fossil?

_____________________________________________________________

_____________________________________________________________

4. What do fossils tell us about plants and animals?

_____________________________________________________________

_____________________________________________________________

Apply Concept 5. Look at the picture. Explain two ways these animals

might leave fossils for scientists to find today.

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Chapter 5 Lesson 4

Name ____________________________________________ Date ___________________

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6.Rearrange the steps to state the process of fossil formation.

Layers of sediments cover the body.

The animals preserved as fossil.

Over millions of years, the sediments harden.

Animal dies, sink to bottom

How do fossils form?

Name ____________________________________________ Date ____________________

47

Chapter 6

Lesson 1 What is the water cycle?


water cycle precipitation runoff

1. ____________ _ _water that falls to Earth, flows over land, and collects in streams, lakes, and oceans

2. the movement of water from Earth’s surface into the air and back again

3. _____water that falls to Earth


4. At what stage of the water cycle does water change from liquid water to water vapor, a gas?

_____________________________________________________________

5. What happens after water moves through all stages of the water cycle?

_____________________________________________________________

Apply Concept 6. Look at the picture.

What stage of the water cycle is this? What will happen to the water next?

________________________________________________________________

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Chapter 6 Lesson 1

Name ____________________________________________ Date ___________________

48

7.Why is the sun important to the water cycle?

_______________________________________________________________

__________________________________________________________

8.Complete the water cycle with the following words.

Precipitation Condensation Evaporation Runoff

Name ____________________________________________ Date ____________________

49

Chapter 6

Lesson 2 What are weather and climate?


weather climate

1. _what the air is like in a place in a single moment

2. _pattern of weather in a place over many years


3. What factors affect climate?

_____________________________________________________________

_____________________________________________________________

4. What can weather data help you infer?

_____________________________________________________________

_____________________________________________________________

Apply Concept 5. Maria lives in a town that has year-long warm temperatures and gets a lot

of rain. What factors are most likely affecting where Maria lives? Explain.

________________________________________________________________

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Chapter 6 Lesson 2

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50

6. Look at the diagram.

a) Tell how the ocean affects the climate on the side of the mountain.

________________________________________________________________

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b) What do the arrows in this diagram show?

________________________________________________________________

Name ____________________________________________ Date ____________________

51

Chapter 6

Lesson 3 What tools are used to measure weather?


humidity atmosphere

1. _____the blanket of air that surrounds Earth

2. _____the amount of water vapor in the air


3. What tool measures the temperature of the air?

_____________________________________________________________

_____________________________________________________________

4. What does a hygrometer measure?

_____________________________________________________________

_____________________________________________________________

Apply Concept 5. If the air outside is dry, does that mean the humidity is high or low?

How do you know?

________________________________________________________________

________________________________________________________________

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Chapter 6 Lesson 3

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52

6. Look at the barometer. If the air pressure becomes lower, how might the

weather change?

________________________________________________________________

________________________________________________________________

7.List weather measuring tools and how they can help measure weather.

Tools How it can measure weather

8. Draw and color a weather tool.

Name ____________________________________________ Date ____________________

53

Chapter 6

Lesson 4 How can you stay safe in severe weather?

Words to Know Draw a line from each term to its definition.

1. severe weather a. a large storm that starts over the ocean

2. thunderstorm b. heavy rain with thunder and lightning

3. tornado c. dangerous weather

4. hurricane d. a strong wind that comes from clouds

Explain 5. Tell how tornadoes and hurricanes are different. Then tell how they are alike.

Tornadoes Hurricanes and Tornadoes

Hurricanes

Apply Concepts 6. Severe weather is coming. Tell three ways you can prepare.

________________________________________________________________

________________________________________________________________

________________________________________________________________

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Chapter 6 Lesson 4

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54

7. What weather events can occur during a thunderstorm?

________________________________________________________________

________________________________________________________________

________________________________________________________________

8. Why is it important to stay away from windows during a thunderstorm?

________________________________________________________________

________________________________________________________________

________________________________________________________________

9. Write a safety rule for the following.

Tornado ______________________________ _____________________________

Thunderstorm ______________________________ _____________________________

Name ____________________________________________ Date ____________________

55

Skills Handbook Part 2

Lesson 1 What is technology?

Words to Know Write a sentence using the word in the box below.

technology

1. ______________________________________________________________

_____________________________________________________________


2. What are vaccines?

_____________________________________________________________

3. What problem might solar energy solve?

_____________________________________________________________

_____________________________________________________________

Apply Concepts 4. How do you use computer technology in your life?

________________________________________________________________

________________________________________________________________

________________________________________________________________

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Part2 Lesson 1

Name ____________________________________________ Date ___________________

56

5. What do you think life would be like if the X-Ray machine had never been

Invented?

________________________________________________________________

________________________________________________________________

________________________________________________________________

________________________________________________________________

6. Name two technologies, tell how they have changed people’s lives.

________________________________________________________________

________________________________________________________________

________________________________________________________________

________________________________________________________________

7.This child is receiving a vaccine,

a type of technology. What is another

technology that you see in this

photography?

______________________________________

_______________________________________

Name ____________________________________________ Date ____________________

57

Skills Handbook 2

Lesson 2 What is a machine?


work wheel and axle wedge lever

inclined plane pulley screw

1. a ramp

2. an inclined plane wrapped around a center post

3. a machine that changes the direction of motion of an object to which a force is applied

4. a stiff bar that rests on a support

5. to use a force to move an object

6. two slanted sides that end in a sharp edge

7. a round wheel attached to a post

Explain Answer the question on the line below.

8. What is a complex machine?

________________________________________________________________

________________________________________________________________

Apply Concepts 9. Choose one simple machine. Describe how it helps people in everyday life.

________________________________________________________________

________________________________________________________________

________________________________________________________________

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Part2 Lesson 2

Name ____________________________________________ Date ___________________

58

10. Which simple machine would you use for each task below?

_________________________ ________________________ _______________________

11. Label each of the simple machine.

_______________________ _______________________ ____________________

_____________________ ________________________ ____________________

A. Hold two pieces of wood together

B. Cut an apple

C. Raise a flag on a pole

Documents

Grade 3 Interactive Science Workbook