An athlete prefers to land on sand instead of hard floor while taking a long jump. Why?

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Use Newton's second law of motion to explain the following:
(a) A cricketer pulls his hands back while catching a fast moving cricket ball.
(b) An athlete prefers to land on sand instead of hard floor while taking a high jump.

Use Newton's second law to explain the following:

An athlete prefers to land on sand instead of a hard floor while taking a long jump.

Q. Use Newton's second law of motion to explain the statement. An athlete prefers to land on sand instead of a hard floor while taking a high jump.

(a) Use Newton’s second law of motion to explain the following:

(i) A cricketer pulls his hands back while catching a fast moving cricket ball.

(ii) An athlete prefers to land on sand instead of hard floor while taking a high jump.

(b) A ball is thrown vertically upwards. It goes to a height of $19.6 m$ and then comes back to the ground. Find :

(i) the initial velocity of the ball,

(ii) the total time of journey, and

(iii) the final velocity of the ball when it strikes the ground.

Take $g = 9.8 m s^{- 2}$ .

why does an athlete run a long distance before taking a jump in long jump event

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