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Astronomy
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Lunar Geology and the Moon’s Origin
Grade Level
Astronomy
AST.120 Lunar Geology and the Moon’s Origin
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Tiny glassy beads and implanted solar-wind particles are common in lunar soil. What do they mostly record?
A
The erosion of lunar beaches by waves and tides.
B
Long exposure of surface materials to micrometeorite impacts and solar wind.
C
The growth of crystals in living lunar plants.
D
The presence of a thick breathable atmosphere on the Moon.
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