The Escape Speed from the Surface of the Earth Is

question 32

Multiple Choice

The escape speed from the surface of the Earth is 11.2 km/s.Estimate the escape speed for a spacecraft from the surface of the Moon.The Moon has a mass 1/81 that of Earth and a radius 0.25 that of Earth.

• A)2.5 km/s
• B)4.0 km/s
• C)5.6 km/s
• D)8.7 km/s

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Definitions:

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The overall chemical functioning of the body, including all body processes that build small molecules into large ones (anabolism) and break down large molecules into small ones (catabolism).

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A type of fiber that dissolves in water, forming a gel-like substance that can help lower blood cholesterol and glucose levels.

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