An astronomer tells you that he has discovered a new planet that he calls Planet X. All he knows about Planet X so far is that it has a very dense atmosphere with a temperature approximately 5 times warmer than that of Earth.
What hypothesis can you reasonably make regarding the atmosphere of Planet X?
A) The atmosphere of Planet X has a higher concentration of greenhouse gases than Earth's does.
B) Planet X cannot contain water in any form.
C) The nitrogen cycle does not operate on Planet X in the same way it does on Earth.
D) The atmosphere of Planet X must not contain any oxygen, so people couldn't live there.
Question 2
Water condensation can occur even if the air is not completely saturated.
Indicate whether the statement is true or false
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