In 2010 the lunar orbiter Chandrayaan-1 discovered hydroxyl radicals and hydrogen in
A) the Moon's atmosphere.
B) the regolith.
C) the basalt of Mare Tranquillitatis.
D) the rilles on the Moon's far side.
Correct Answer:
Verified
Q229: Spacecraft exploring the Moon in the 1990s
Q230: The age of Moon rocks has been
Q231: Moonquakes
A) never occur; the Moon is seismically
Q232: Some evidence for water has recently been
Q233: How old are the lunar highlands?
A) 4.0
Q235: Several space probes have searched for evidence
Q236: The present understanding of the existence of
Q237: The type of rock that makes up
Q238: The age of the Moon is determined
Q239: Mascons, or concentrations of high-density material detected
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