Which of these was NOT involved with the formation and evolution of our present atmosphere?
A) stratification
B) cooling
C) outgassing
D) photosynthesis
Correct Answer:
Verified
Q30: Consider the following diagram,and then answer the
Q31: Studies have shown that on average ozone
Q32: This atmospheric component absorbs damaging ultraviolet radiation
Q33: The ozone layer is found in the:
A)thermosphere.
B)stratosphere.
C)troposphere.
D)mesosphere.
E)ionosphere.
Q34: Scientists believe that a growing amount of
Q36: The most important source of the free
Q37: Consider the following diagram,and then answer the
Q38: Which one of the following gases has
Q39: This variable atmospheric component can exist in
Q40: Photosynthesis:
A)was prevalent during the first years of
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