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MADHARASATHUL AHMADHIYYAFirst Term Examination

GRADE 8

PHYSICS 5054

Paper 1 Multiple Choice

May 2009

Index Register

Class number number

Name: .

TIME 2 hours

INSTRUCTIONS TO CANDIDATES

Write your name, class, index number and register number in the spaces provided.

There are fourty questions on this paper. Answerall questions.

For each question there are four possible answers A, B, C and D. Choose the one you consider

correct and record you choice in soft pencil on the separate answer sheet.

Each correct answer will score one mark. A mark will not be deducted for a wrong answer.

Madharasathul Ahmadhiyya

First Term Examination 2009

This question paper consists of 10 printed pages.

[Turn over]

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1. A girl uses a ruler to measure the length of a metal rod. Because the end of the ruler is

damaged, she places one end of the rod at the 1cm mark as show.

How long is the metal rod?

A 43mm B 46mm C 53mm D 56mm

2. The diagrams show the times on a stop clock at the beginning and at the end of an

experiment.

How long did the experiment take?

A 10s B 25s C 35s D 45s

3. Some water is poured into four tubes of different cross-sectional areas.

Which tube contains the largest volume of water?

4. 100 mm is equal to

A 0.1 cm B 1 cm C 10 cm D 1 m

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5. mm is equal to

A 100 liters B 1500 liters C 2000 liters D 200 liters

6. The S. I units of mass, volume, density are

A g, cm3, g/cm3

B kg, cm3, kg/cm3

C kg, m3, g/cm3

D kg, m3, kg/m3

7. A glass tank contains some water

The length QR and the width RS of the tank are

known.

What other distance needs to be measured in

order to be able to calculate the volume of the

water?

A ST B SV C TU D TV

8. Which set of equipment could be used in an experiment to determine the density of an

irregular shaped pebble?

A Top-Pan balance, Water and measuring cylinder

B Mass balance and micrometer

C measuring cylinder and vernier calipers

D Newton meter and vernier calipers

9. 36 km/h is equal to

A 6 m/s B 10 m/s C 20 m/s D 36 m/s

10.Which of the following is not necessary when using a measuring cylinder to measure the

volume of a quantity of water?

A making sure that the measuring cylinder is vertical

B making sure that your eye is level with the liquid surface

C reading the bottom of the meniscus

D using the largest measuring cylinder possible

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11.Which statement about the mass of a falling object is correct?

A It decreases as the object falls

B It is equal to the weight of the object.

C It is measured in newtons.

D It stays the same as the object falls

12.The table shows the weight of a 10kg mass on each of five planets.

Planet Weight of a 10kg mass/N

Mercury

Venus

Earth

Mars

Jupiter

40

90

100

40

250

On which planets would an astronaut have a smaller weight than on Earth?

A Mercury, Mars and Jupiter

B Mercury, Venus and Mars

C Mercury, Venus and Jupiter

D Venus, Mars and Jupiter

13.A rock on the moon has a mass of 0.5 kg. It is brought to the earth where the gravitational

field is stronger. On the earth the rock will have

A less mass and less weight

B less mass and the same weight

C the same mass and the same weight

D the same mass and more weight

14.An astronaut collected a stone from the planet Mars and sent it back to Earth.

Which property of this stone is different on the Earth

A Density

B Mass

C Volume

D Weight

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15.Which statement is correct?

A Mass is a force, measured in kilograms.

B Mass is a force, measured in newtons

C Weight is a force, measured in kilograms

D Weight is a force, measured in newtons

16.The masses of a measuring cylinder before

and after pouring some liquid into it are

shown in the diagram.

What is the density of the liquid?

A

B

C

D

17.Ten identical steel balls, each of mass 27g, are immersed in a measuring cylinder containing

of water.

The reading of the water level rises to

What is the density of the steel?

A B C D

18.Which of the following is a vector quantity?

A Speed

B Distance

C Mass

D Displacement

19.The rate of change of displacement is called

A acceleration

B velocity

C Speed

D distance

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20.Which of the following defines acceleration?

A

B

C

D

21.A tunnel has a length of 50km. A car takes 20min to travel between the two ends of the

tunnel.

What is the average speed of the car?

A 2.5 km/h

B 16.6 km/h

C 150 km/h

D 1000 km/h

22.In figure a car engine is leaking oil. The drop hit the ground at a regular interval. The

diagram shows the pattern of the drops.

. . . . . . . . . . . . . ..

What can you say about the motion of the car?

A It is accelerating

B It is accelerating then decelerating

C It is moving with constant speed then decelerating.

D It is accelerating and then moving with constant speed.

23.A car takes 1 hour to travel 100km along a main road and then hour to travel 20km along

a side road.

A 60 km/h

B 70 km/h

C 80 km/h

D 100 km/h

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24.A car starts from rest and reaches a velocity of 10 m/s in 5 seconds. What is the

acceleration?

A 2 m/s2 B 5 m/s2 C 10 m/s2 D 50m/s2

25.A starting pistol is fired 640m away from a spectator.

The spectator hears the sound of the starting pistol two seconds after seeing the flash from

the gun.What is the speed of the sound in air?

A B C D

26.A ball is thrown vertically into air and when it returns after an interval of 2 seconds, it is

caught. Which one of the following statement is true if the acceleration due to gravity is

10m/s2 and air resistance can be neglected;

A The acceleration at the top of its flight is 10m/s2

B The time taken for the descending motion does not equal the time taken for the ascending

motion

C The maximum height it reaches does not depend on the force of gravity

D The acceleration after it leaves the hand is 10m/s2 downwards.

27.Which is a statement of Newtons third law of motion?

A Every force causes a reaction.

B If there is no resultant force on a body then there is no acceleration.

C The force acting on a body are always equal and opposite

D To every action there is an equal but opposite reaction.

28.The diagrams show the same object on a smooth table. Four different pairs of forces act on

the object. Which pair of forces is the greatest?

B20N80N

D40N80N

C

40N80N

A

20N80N

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29.The centre of gravity of a meter ruler lies

A towards both the ends

B in the middle of the ruler

C at the edges of the ruler

D outside the ruler

30.The diagrams show the cross-sections of different glasses.

Which one is the least stable when filled with a liquid?

31.Two metal boxes containing air are standing in a room. Box X is on top of a heater. Box Y is

on a bench. The boxes are left for a long time. Which of the following describes correctly the

movement of air molecules in each box?

Box X Box Y

A

B

C

D

Fast

Fast

Slow

Zero

Zero

Slow

Fast

Fast

32.Which property of a body cannot be changed if a force is applied to it?

A its mass

B its shapeC its size

D its velocity

33.In what direction does the frictional force always act on an object moving across a horizontal

surface?

A In the direction of the gravitational force

B Opposite to the gravitational force

C In the direction of motion

D opposite to the motion

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34.A pin is squeezed between figure and thumb

Which statement is correct?

A. The force of the pin is larger on the figure than

on the thumb.

B The force of the pin is larger on the thumb than

on the figure

C The pressure of the pin is larger on the figure

than on the thumb

D The pressure of the pin is larger on the thumb

than on the figure

35.Two boys X and Y each have each have the same total weight and are standing on a soft

ground.

Which boy is more likely to sink into the soft ground and why?

Boy more likely

to sink

Pressure on soft

ground

A

B

C

D

X

X

Y

Y

Larger than Y

Smaller than Y

Larger than X

Smaller than X

36.A brick of weight 80N stands upright on the ground as shown.

What is the pressure it exerts on the ground?

A

B

C

D

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37.A student wishes to plot an extension/load graph for a spring. He assembles some

equipment. Which of the following is not needed

A weight

B Meter ruler

C Spring and balance

D Stop watch

38.Objects with different masses are hung on

a 10cm spring. The diagram shows how

much the spring stretches.

The extension of the spring is directly

proportional to the mass hung on.

What is the mass of the object M?

A 110 g B 150 g

C 200 g D 300 g

39.A spring is stretched by hanging a piece of metal from it.

What is the name given to the force that stretches the spring?

A friction

B mass

C pressure

D weight

40.An extension-load graph is plotted to show the result of increasing the load on a spring.

Which point marks the limit of proportionality for this spring?