Question

In the following example, try to identify the number of times the velocity of the ball changes: "A football player kicks 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.

Answer 1

The velocity of ball changes 4 times.

Player 1 → Player 2 → Goalkeeper → Player 3

The first two players and the goalkeeper supply the force.