Short Answer
________ is one of the gases that has a constant concentration in the lower atmosphere but is considered a "trace" gas.
Correct Answer:

Verified
Neon, heli...View Answer
Unlock this answer now
Get Access to more Verified Answers free of charge
Correct Answer:
Verified
Neon, heli...
View Answer
Unlock this answer now
Get Access to more Verified Answers free of charge
Related Questions
Q39: Water vapor is nearly absent _.<br>A) in
Q40: A main absorber of ultraviolet radiation in
Q41: Which of the following statements about the
Q42: Oxygen (O<sub>2</sub>)is being added to the atmosphere
Q43: Weather is largely confined to the troposphere.
Q45: Mountains act as major climatic barriers with
Q46: The lower 80 kilometers or so in
Q47: Clouds, precipitation and "weather" are found largely
Q48: Ozone is actually _.<br>A) a form of
Q49: About 10,000 kilometers above the surface is