An Astronaut Stands by the Rim of a Crater on the Moon

question 238

Multiple Choice

An astronaut stands by the rim of a crater on the Moon, where the acceleration of gravity is 1.62 m/s² and there is no air. To determine the depth of the crater, she drops a rock and measures the
Time it takes for it to hit the bottom. If the time is 6.3 s, what is the depth of the crater?

• A) 32 m
• B) 14 m
• C) 38 m
• D) 10 m
• E) 26 m

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