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Based on the rates of crater
formation on the moon, it's thought at least 50 tons
of rock fall for every square meter
of Mars's surface in a hard rain that lasts
tens of millions of years
formation on the moon, it's thought at least 50 tons
of rock fall for every square meter
of Mars's surface in a hard rain that lasts
tens of millions of years
Full Transcript
00:00:01.000 --> 00:00:03.668
Based on the rates of crater
formation on the moon,
00:00:03.698 --> 00:00:06.505
it's thought at least 50 tons
of rock fall
00:00:06.535 --> 00:00:09.602
for every square meter
of Mars's surface
00:00:09.632 --> 00:00:14.667
in a hard rain that lasts
tens of millions of years.
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Movie Summary
Science documentaries about various topics.
