On the apollo 14 mission to the moon astronaut alan shepard, Ask an Expert

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On the Apollo 14 mission to the moon, astronaut Alan Shepard hit a golf ball with a golf club improvised from a tool. The free-fall acceleration on the moon is 1/6 of its value on earth. Suppose he hits the ball with a speed of 28 m/s at an angle of 31° above the horizontal.

(a) How long was the ball in flight?

(b) How far did it travel?

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