Question

(b) Two friends on roller-skates are standing 5 m apart facing each other. One of them throws a ball of 2

kg towards the other, who catches it, How will this activity affect the position of the two? Explain your answer.
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Answer 1

Explanation:

The separation between them will increase. Initially, the momentum of both of them is zero as they are at rest. In order to conserve the momentum the one who throws the ball would move backward.

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Answer 2

Answer:

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