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A small asteroid that has a mass of 100 kg is moving
at 200 m/s when it is 1000 km above the surface of
the Moon.
a. How fast will the meteorite be traveling when it
impacts the lunar surface if it is bcheading straight
toward
the center of the Moon?
b. The atmosphere of the Moon is negligible. How
much work does the Moon do in stopping the
asteroid? The radius and mass of the Moon are
1.737 x 106 m and 7.35 x 1022 kg, respectively.