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You throw a ball straight up into the air. When the ball is at its highest heigh

ID: 1522385 • Letter: Y

Question

You throw a ball straight up into the air. When the ball is at its highest height,

its velocity is directed upward and its acceleration is directed downward.

its velocity is zero and its acceleration is directed downward.

its velocity is zero and its acceleration is zero.

its velocity is zero and its acceleration is directed upward.

its acceleration is zero and its velocity is directed downward.

1.

its velocity is directed upward and its acceleration is directed downward.

2.

its velocity is zero and its acceleration is directed downward.

3.

its velocity is zero and its acceleration is zero.

4.

its velocity is zero and its acceleration is directed upward.

5.

its acceleration is zero and its velocity is directed downward.

Explanation / Answer

Correct answer is option (2)

Here as going upwards the velocity is decreases and it will reach zero at maximum height. In the case of acceleration; it is constant. Always (9.8m/s2) downwards, tha’s why the ball goes speeding down when upwards and speeding up when downwards.

  

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