#### Force and Motion - Important Question Paper

6th Standard

Reg.No. :
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Science

Time : 01:00:00 Hrs
Total Marks : 50

Part  A

10 x 1 = 10
1. Unit of speed is__________

(a)

m

(b)

s

(c)

kg

(d)

m/s

2. Oscillatory motion among the following is__________

(a)

Rotation of the earth about its axis

(b)

Revolution of the moon about the earth

(c)

To and fro movement of a vibrating string

(d)

All of these.

3. The correct relation among the following is __________

(a)

Speed = distance × time

(b)

Speed = distance / time

(c)

Speed = time / distance

(d)

Speed = 1 / (distance × time)

4. Gita rides with her father’s bike to her uncle’s house which is 40 km away from her home. She takes 40 minutes to reach there.
Statement 1: She travels with a speed of 1 km/minute.
Statement 2: She travels with a speed of 1 km/hour.

(a)

Statement 1 alone is correct.

(b)

Statement 2 alone is correct.

(c)

Both statement 1 and 2 are correct.

(d)

Neither statement 1 nor statement 2 is correct.

5. __________is an ancient Indian astronomer

(a)

C.V. Raman

(b)

Aryabatta

(c)

Usain Bolt

(d)

Edison

6. People walking in a crowded street is example of_________motion

(a)

linear

(b)

circular

(c)

rotatory

(d)

zigzag

7. Periodic motion among the following is___________

(a)

sabling swing in wind

(b)

revolution of the moon around the earth

(c)

a coconut falling from a tree

(d)

paper flight moving

8. Usain Bolt crossed 100 metre in____________seconds and made a world record

(a)

9.58

(b)

9.83

(c)

9.85

(d)

9.38

9. _________________are robots scaled down to microscopic size in order to put them with very small spaces to perform a function

(a)

car robots

(b)

home robots

(c)

game robots

(d)

nanobots

10. A___________ is the fastest land animal

(a)

Horse

(b)

Lion

(c)

Cheetah

(d)

Tiger

11. Part B

9 x 1 = 9
12. A bike moving on a straight road is an example of _________motion.

()

Linear

13. Gravitational force is a _________ force.

()

Non Contact Force

14. Motion of a potter’s wheel is an example of __________ motion.

()

Rotatory

15. When an object covers equal distances in equal interval of time, it is said to be in __________motion.

()

Uniform

16. ______________are push or pull by an animate or inanimate agency

()

forces

17. Application of force in object results in____________

()

Expansion or contraction

18. Fast oscillations are referred to as____________ motion

()

Vibrations

19. Motion repeated in equal intervals of time is called__________

()

Perodic motion

20. __________________are automatic machines

()

Robots

21. Part C

9 x 2 = 18
22. Complete the web chart.

23. Define force.

24. Name different types of motion based on the path.

25. If you are sitting in a moving car, will you be at rest or motion with respect ur friend sitting next to you?

26. Rotation of the earth is a periodic motion. Justify.

27. Differentiate between rotational and curvilinear motion.

28. Part D

2 x 5 = 10
29. What is motion? Classify different types of motion with examples.

30. Fill with examples: