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doit_the_clown doit_the_clown
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7 years ago
The smooth surfaces of the lunar maria were most likely caused by
A)   lava flows in the early history of the Moon.
B)   dust storms that smoothed and covered the surface.
C)   volcanic ash that rained on the surfaces of the basins in ancient times.
D)   water flowing into the basins and allowing sediments to settle over their surfaces.
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Discovering the Universe

Discovering the Universe


Edition: 7th
Authors:
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Only two things are infinite, the universe and human stupidity, and I'm not sure about the former.

Albert Einstein
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discovererdiscoverer
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7 years ago
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