Natural Science 3. Unit 5 PHOTOCOPIABLE MATERIAL

1 Danny’s dad needs 50 grams of rice to cook a paella. Sequence the following pictures. Then, answer the questions.

a) Do you think there is enough rice or will there be some left over?

b) How much rice will he need to take out or add to the glass?

c) Look at the cooking utensils that Danny’s dad is going to use to cook paella. Put them in order according to their weight and volume.

Lighter to heavier:

Least to most volume:

Weigh the glass with rice. Weigh the empty glass.

To find out the amount of rice subtract the weight of the empty glass from the total.

Put the rice in the glass.250

– 150

100

200 grams

40 grams 70 grams

250 grams

REINFORCEMENT The properties of matter

Name: Date: Class: 5uniT

Natural Science 3. Unit 5 PHOTOCOPIABLE MATERIAL

1 Look at the pictures and answer the questions.

a) Mark in the following chart the properties for the chocolate bar and milkshake.

Chocolate bar Chocolate milkshake

Definite form

Variable form

Definite volume

Variable volume

b) In which state of matter is the chocolate bar? And the chocolate milkshake?

c) We want to prepare a cup of hot chocolate, but to do this we need to heat the chocolate bar in a pot. Colour in the change of the state which is going to happen to the chocolate bar.

Freezing Evaporation Melting Condensation

d) The chocolate bar melts; does this mean it changes into another matter? Is this change physical or chemical?

e) When you make a cup of hot chocolate steam rises from it. What’s the state of matter for that steam? Don’t forget to mention a characteristic of that state of matter.

REINFORCEMENT States of matter

Name: Date: Class: 5uniT

PHOTOCOPIABLE MATERIALNatural Science 3. Unit 5

1 Tick in the chart the materials that each object is made of.

Wood Steel Marble Glass Leather

a) Colour in the origin of the material from the sculpture.

Animal origin Plant origin Mineral origin

b) Which objects from the chart are of animal origin? Write another example from what you know.

c) The violin and the hammer are both made out of wood. Circle the properties of this material.

Transparency Elasticity Strength Waterproof

What do the hammer and the violin have in common?

REINFORCEMENT Materials

Name: Date: Class: 5uniT