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hermiz hermiz
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6 years ago
The case of Venus tells us that which of the following is a critical factor in determining surface habitability?
A) planetary size
B) levels of geological activity
C) distance from the Sun
D) the presence of a magnetic field
Textbook 
Life in the Universe

Life in the Universe


Edition: 4th
Authors:
Read 80 times
1 Reply
Life in the Universe, 4/E (Bennett, Shostak)
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DonskoyDonskoy
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6 years ago
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hermiz Author
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6 years ago
Good timing, thanks!
wrote...

Yesterday
Thanks
wrote...

2 hours ago
You make an excellent tutor!
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