The two most abundant gases in the atmosphere are
A) water vapour and carbon dioxide.
B) nitrogen and water vapor.
C) nitrogen and oxygen.
D) oxygen and carbon dioxide.
E) nitrogen and carbon dioxide.
Correct Answer:
Verified
Q16: The thermopause is located
A)between the mesosphere and
Q17: The high temperature in the upper thermosphere
A)is
Q18: The heterosphere is the layer of the
Q19: The ionosphere
A)primarily absorbs harmful infrared wavelengths.
B)allows all
Q20: The thermopause refers to
A)Earth's magnetic field.
B)the solar
Q22: Temperatures increase with increasing altitude in
Q23: Nitrogen (N²)is
A)a by-product of photosynthesis.
B)relatively inert,with cycling
Q24: Oxygen (O²)
A)is a gas which principally originates
Q25: Which of the gases listed below has
Q26: Which gas in the atmosphere is used
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