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Class 4 Science Chapter 6 Test 1

Welcome to your Class 4 Science Chapter 6 Test 1

1. 
A force acting on a body ______ its shape by compressing it.

2. 
The wear out of shoes is due to _______.

3. 
We ________ walk on earth with friction.

4. 
Igniting of the match stick is possible due to __________.

5. 
Friction occurs when two bodies are ________ with each other.

6. 
Due to friction, some time the tyres of the car _______

7. 
Everything that makes our work easier is called a __________.

8. 
Friction causes ________ of moving parts of machines over the time.

9. 
Penetration of the nail into the wall is due to ________

10. 
A force can be explained as:

11. 
The ________ moves up and down.

12. 
_____ is the force that stops or tends to stop moving objects.

13. 
_________ always acts against the direction of movement.

14. 
A ball thrown upward return to the ground after reaching a certain height is due to _______

15. 
The process in which a body changes its position is called_________.