Question

Explain for a situation mentioned below in
which
a force
a) changes the speed of
a object
changes the shape of
a object
changes the direction of a object
​

Answer 1

Answer:

a) A: When a person riding a bicycle at normal speed is pushed from behind, the speed of bicycle increases.

b) A: When a plastic bottle is crushed with hand , force is applied on it and it compresses leading to change in shape of bottle.

c) A: When a batsman hits a ball bowled by a bowler towards him , the direction of the ball changes and goes away from the batsman when he hits it with a certain force.

Explanation:

Force is a push or pull that tends to change the physical state of a body. State of rest , motion in a direction and a speed & shape of body.