Question

FORCE AND LAWS OF MOTION

1. In the following example, try to identify the number of times the velocity of the ball changes: “A football player kicks a football to another player of his team who kicks the football towards the goal. The goalkeeper of the opposite team collects the football and kicks it towards a player of his own team”. Also identify the agent supplying the force in each case.

2. Why is it advised to tie any luggage kept on the roof of a bus with a rope?

3. Explain why some of the leaves may get detached from a tree if we vigorously shake its branch.​

Answer 1

Answer:

Explanation: Inertia is associated with mass. Objects having more mass have more inertia. Question 2: In the following example, try to identify the number of times the velocity of the ball changes: “A football player kicks a football to another player of his team who kicks the football towards the goal.

Answer 2

Answer:

Explanation:

First answer is 4 times!!!