A player shoots a basketball as shown below. Points S and Q are at the same heig

Question

A player shoots a basketball as shown below. Points S and Q are at the same height and R is at the top of the trajectory. All statements refer to the basketball. Coordinate system: the x-axis is horizontal and points to the right, the y-axis is vertical and points up. (Neglect air friction.)

1. The speed at S is .... that at Q.

2. The x-component of the velocity at R is .... that at S.

3. The acceleration at S is .... that at Q.

4. The y-component of the acceleration at R is .... zero.

5. The y-component of the velocity at S is .... at Q.

Explanation / Answer

1) equal to 2) equal to 3) equal to 4) not equal to 5) negative of

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