fbpx

Class 4 Science Chapter 6 Test 2

Welcome to your Class 4 Science Chapter 6 Test 2

1. 
If we apply the same force on toy car, it will be travel longer on:

2. 
All bodies are attracted towards the Earth due to:

3. 
Lever, pulley, gear and ramp (inclined plane) are ________ machine.

4. 
Pulling a weight is ________ than lifting it by pulley.

5. 
Ramp is also called

6. 
To lift objects with the help of pulley, put the effort ________.

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

8. 
Water can be easily drawn from a well by using _______.

9. 
________ is a simple machine which consists of toothed wheels of different sizes.

10. 
A ________ is a simple machine that can be used to push or lift heavy objects.

11. 
Changing the direction of force makes it easier to work with the _______.

12. 
With the help of _______, we can increase and decrease the speed.

13. 
What is force?

14. 
The teeth of ______ wheels fit in with each other and move together.

15. 
The load is lifted up by applying force (effort) on one end of the rope passing over the _________.

16. 
Which machine consists of grooved wheel?

17. 
________ allows us to move objects easily from bottom to top and top to bottom.

18. 
When a body changes its position, it is called:

19. 
The lever that turns around a certain point called ________

20. 
A ________ is a simple machine that consists of grooved wheel and a rope.