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RIS , BANNERGHATTA 3RD ASSESSMENT CLASS 4 (ABC )

Total questions: 40

Worksheet time: 1hrs 20mins

Name
Class
Date
1.

1) Rough surface has _____ friction.

a)

a) less

b)

b) more

c)

c) no

2.

1) The shape of vehicles is made _________ to reduce friction.

a)

a) streamlined

b)

b) oval

c)

c) round

3.

1) ______ is a force that brings things near you.


a)

a) pull

b)

b) push

c)

c) contact force

4.

We apply _____ to the hinges of the door to reduce the friction.

a)

a) water

b)

b) powder

c)

c) oil

5.

1) Lifting a bag applies ________ force.

a)

a) Gravitational force

b)

b) Muscular force

c)

c) Frictional force

6.

__________helps in holding the nail to the wood or wall.

a)

a) Pull

b)

b) Friction

c)

c) push

7.

1) A magnet attracts ________

a)

a) Plastic

b)

b) Iron

c)

c) Wood

8.

1) ______ is applied to the moving parts of a vehicle to reduce friction.

a)

a) Powder

b)

b) Grease

c)

c) Water

9.

1) _________ is applied on a carrom board to reduce friction.

a)

a) Powder

b)

b) Water

c)

c) oil

10.

1) Friction ______ a moving object.

a)

a) Pulls

b)

b) Pushes

c)

c) Stops

11.
a)

a ) push

b)

b ) pull

12.

a)

a ) Pushing

b)

b) pulling

13.

a)

a ) Pushing

b)

b ) pulling

14.

a)

a ) Pushing

b)

b) Pulling

15.

1) The gravitational force is the force of the earth.

·

a)

a ) True

·

b)

b ) False

16.

Force can move an object from rest .

·

a)

a ) True

·

b)

b) False

17.

Friction between any two surfaces should be always more.

a)

a) True

b)

b) False

18.

Friction can cause noise in machines .

·

a)

a) True

·

b)

b) False

19.

Streamlined body of aeroplane reduces the effect of friction.

·

a)

a ) True

b)

b) False

20.

Gravitational force slows down the moving object.

a)

a) True

b)

b) False

21.

Friction makes movement easier and reduces wear and tear.

·

a)

a) True

b)

b) False

22.

The shape of an object cannot be changed by the force

a)

a) True

b)

b) False

23.

Friction comes into play when the object stops moving .

a)

a) True

b)

b) False

24.

Friction helps the buffalo to pull a cart.

·

a)

a) True

·

b)

b) False

25.

1) The direction of a moving object can be changed by applying

a)

i) Force

b)

ii) Work

c)

iii) Friction

26.

Which of the following force attracts objects to the centre of the earth?

a)

i) Gravity

b)

ii) Friction

c)

iii ) Energy

27.

A push or pull applied on an object is called

a)

i) Force

b)

ii) Friction

c)

iii) Work

28.

An eraser uses _____ to rub off the pencil marks .

a)

i) friction

b)

ii) gravity

c)

iii) dust

29.

Which of the following forces help us to walk ?

a)

i) friction

b)

ii) magnetic

c)

Iii) Elastic

30.

A force cannot__________


a)

i) change the colour of the object.

b)

ii) move an object.

c)

iii) change the direction of the object

31.

Which force is used to shoot an arrow using a bow ?

a)

i) gravitational force

b)

ii) elastic force

c)

iii)frictional force

32.

While opening a door we hold the door and _______ it towards us.


a)

i) pull

b)

ii) push

c)

iii) None of these

33.

You have to continuously pedal your bicycle to keep it in a motion.

a)

a) Frictional force

b)

b) Gravitational force

c)

c) Elastic force

34.

Which force helps you to throw the ball ?

a)

a) Frictional force

b)

b) Muscular force

c)

c) Magnetic force

35.

To walk on ice the friction will be less or more ?

a)

i) less

b)

ii) more

c)

iii) equal

36.

Soles of shoes wear out because of _____ between soles and the ground.


a)

i) friction

b)

ii) force

c)

iii) pull

37.

A moving object will go further if the friction is

a)

i) Less

b)

ii) More

c)

iii) None of these

38.

Iron is attracted to magnet due to _______force.


a)

i) frictional force

b)

ii) gravitational force

c)

iii) magnetic force

39.

An apple falling from the tree, is an example of ____________force.

a)

i) Magnetic

b)

ii) Gravitational

c)

iii) Muscular

40.

The force that acts whenever any two objects come in contact is called

a)

i) frictional force

b)

ii) muscular force

c)

iii)magnetic force