Force & Pressure

Force and pressure Worksheet-7

11. What is force?

12. What is the requirement for a force to come into play?

13. What is the resultant force when two forces act in same direction?

14. What will be the resultant force when two forces act in opposite directions on an object?

15. What happens in tug of war when two teams pull equally hard?

16. Name the term used to express the strength of a force.

Force and pressure Worksheet-8

41. The gravitational force is contact or non-contact force.

42. Name the force due to which every object fall on earth.

43. What do you mean by pressure?

44. How we can increase the pressure by exerting same force?

45. Do liquids and gases also exert pressure?

46. What is the site of the pressure exerted by liquid on the container?

Force and pressure Worksheet-9

61. What is muscular force? Why is it called contact force?

62. What do you understand about the force of friction?

63. What is electrostatic force? Why is it called non-contact force?

64. Explain force of gravity.

65. What is pressure? What happens to the pressure when area on which it is applied increases?

66. We observe that the wheels of buses and trucks are heavier than the wheel of car or scooters. Why?