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doit_the_clown doit_the_clown
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7 years ago
There are many reasons why a multi-day hiking trip on foot through the Valles Marineris on Mars would not be advisable, at least not without suitable protection.  Which of the following conditions would NOT be a concern?
A)   The possibility of dust storms
B)   The predominantly carbon dioxide atmosphere
C)   High levels of ultraviolet radiation
D)   Oppressively high atmospheric pressure
Textbook 
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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hyponoticahyponotica
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7 years ago
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Brilliant
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