An astronomer tells you that he has discovered a new planet that ...

[Capo]

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

[lcapri7]

Answer to Question 1

A

Answer to Question 2

TRUE