Force and Motion Important Questions

6th Standard

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Science

Time : 01:00:00 Hrs
Total Marks : 50
    5 x 1 = 5
  1. Unit of speed is__________

    (a)

    m

    (b)

    s

    (c)

    kg

    (d)

    m/s

  2. The correct relation among the following is __________

    (a)

    Speed = distance × time

    (b)

    Speed = distance / time

    (c)

    Speed = time / distance

    (d)

    Speed = 1 / (distance × time)

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

    (a)

    9.58

    (b)

    9.83

    (c)

    9.85

    (d)

    9.38

  4. A___________ is the fastest land animal

    (a)

    Horse

    (b)

    Lion

    (c)

    Cheetah

    (d)

    Tiger

  5. A cheetah running with an average speed of_____________

    (a)

    112 kmIh

    (b)

    121 km/h

    (c)

    211 km/h

    (d)

    122 km/h

  6. 5 x 1 = 5
  7. A bike moving on a straight road is an example of _________motion.

    ()

      Linear

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

    ()

      Rotatory

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

    ()

      Uniform

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

    ()

    forces

  11. __________________are automatic machines

    ()

    Robots

  12. 3 x 1 = 3
  13. To and fro motion is called oscillatory motion

    (a) True
    (b) False
  14. Vibratory motion and rotatory motion are periodic motions

    (a) True
    (b) False
  15. Vehicles moving with varying speeds are said to be in uniform motion

    (a) True
    (b) False
  16. 4 x 1 = 4
  17. (1)

    linear motion

  18. (2)

    Circular motion

  19. (3)

    Oscillatory motion

  20. (4)

    linear and rotatory motion

    3 x 1 = 3
  21. The force which acts on an object without Physical contact with it 

  22. The motion which repeats itself after a fixed interval of time

  23. The motion of an object travels equal distances in equal intervals of time

  24. 4 x 1 = 4
  25. Motion occurs when the object is pulled or pushed by an agency

  26. Bullock cart being stopped by a person applying force against its motion

  27. Throw paper aeroplane is the best example of linear motion

  28. Motion repeated in equal intervals of time is called as periodic motion

  29. 2 x 1 = 2
  30. Given below is the distance-travelled by an elephant across a forest with uniform speed. Complete the data of the table given below with the idea of uniform speed.

    Distance (m) 0 4   12   20
    Time (s) 0 2 4   8 10
  31. Complete the web chart.

  32. 5 x 2 = 10
  33. Define force.

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

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

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

  37. Differentiate between rotational and curvilinear motion.

  38. 3 x 2 = 6
  39. kicking a ball :: contact force :: falling of leaf : ___________?

  40. Distance : metre :: speed :___________?

  41. circulatory motion :: a spinning top :: oscillatory motion : _____________?

  42. 1 x 3 = 3
  43. A vehicle covers a distance of 400km in 5 hours. Calculate its average speed.

  44. 1 x 5 = 5
  45. What is motion? Classify different types of motion with examples.

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