Class 4 Science revision question paper

 Revision Question Paper – Science (30 Marks)

Class: 4

Section A: Multiple Choice Questions (MCQs) (10 × 1 = 10 marks)

Choose the correct option:

1. There are ______ planets that revolve around the Sun. a) six b) seven c) eight

2. Mars is also known as the ______ planet. a) blue b) red c) green

3. Big Dipper is a group of ______ stars. a) six b) seven c) eight

4. ______ causes day and night on the Earth. a) Revolution b) Rotation c) Planets

5. Under what condition can a moving object change its direction? a) By reducing friction b) By increasing friction c) By applying force

6. A ball thrown upward falls down due to ______ force. a) friction b) gravitational c) magnetic

7. Friction is ______ to us. a) harmful b) useful c) both

8. ______ slows down the movement of an object. a) Energy b) Friction c) Atom

9. When a force changes the position of an object, ______ is said to be done. a) force b) work c) energy

10. Bottle opener is an example of a ______. a) inclined plane b) pulley c) lever

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Section B: Fill in the Blanks (5 × 1 = 5 marks)

11. A group of stars is called a ____________.

12. The ____________ reflects the light of the Sun.

13. Earth completes one ____________ in 365¼ days.

14. ____________ is the ability to do work.

15. Pull and push are examples of ____________.

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Section C: Match the Columns (5 × 1 = 5 marks)

16. Match Column A with Column B:

Column A Column B

a) Equator 1) hemispheres

b) Satellite 2) moon

c) Rotation 3) day and night

d) Force 4) a pull or push

e) Energy 5) ability to do work

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Section D: True or False (5 × 1 = 5 marks)

Write T for True and F for False:

17. The Sun is the centre of the solar system. ______

18. Venus is the planet closest to the Sun. ______

19. Friction is a force that tries to stop a moving object. ______

20. Simple machines make our work easier. ______

21. Energy from wind is called wind energy. ______

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Section E: Answer the Following (5 × 1 = 5 marks)

22. Why does the Sun look big while other stars look small?

23. What do you mean by gravitational force?

24. Give one example of a lever.

25. Why do we not feel hot in moonlight?

26. Name the planet with life.