A slingshot will shoot a 10-g pebble 22.0 m straight up. Part A How much potenti

Question

A slingshot will shoot a 10-g pebble 22.0 m straight up.


Part A
How much potential energy is stored in the slingshot's rubber band?
Express your answer using two significant figures.

Part B
With the same potential energy stored in the rubber band, how high can the slingshot shoot a 25- pebble?
Express your answer using two significant figures.

Part C
What physical effects did you ignore in solving this problem?
Essay answers are limited to about 500 words (3800 characters maximum, including spaces).

Explanation / Answer

pArt A - P.E. = mgh = 0.01 kg * 9.8 * 22m = 2.15 J partB - h = P.E./mg = 2.15 J / (.025kg * 9.8) = 8.8 m partC - majorly the friction of air was ignored.

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