Question

I need answer of this Q.plz help me

Answer 1

Its simplest answer is that this all happens due to different types of forces and friction.

Answer 2

I) when the ball is dropped from a height its speed increasing continuously because of acceleration due to gravity. when an object is thrown from a height the gravity attracts towards it with a great force so this object its speed increasing continuously.
ll) when we stop pedaling its speed slow down because due to friction.
Ill) a tree is second vigorously its a fruits and leaves falling down because of inertia of rest.




I hope it will help you