Question

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 his team who kicks the football towards the goal. The goalkeeper hof 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.

Answer 1

Answer:

four times

Explanation:

Hi friend

The velocity of the ball changes four times.

1 when the player kicks the ball at rest to another player (agent supplying force is the first player)

2. when the other player kicks the ball towards thebgoal (ageny supplying the force is second player)

3. third time when the goal keeper of the opposite team collects it (agent applying force is the goal keeper)

4. fourth time when the goal keeperbkocks the ball towards the player of his own team . ( agent supplying force is again the goal keeper.)

Hope it helps.....

Answer 2

Explanation:

The velocity of football changes four times. First, when a football player kicks to another player, second when that player kicks the football to the goalkeeper. Third when the goalkeeper stops the football. Fourth when the goalkeeper kicks the football towards a player of his own team.

Agent supplying the force

First case – First player

Second case – Second player

Third case – Goalkeeper

Fourth case – Goalkeeper