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Atmospheric Science Quiz

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Questions and Answers

What is the mole fraction of oxygen in dry air?

0.04%

20.95% (correct)

78.08%

0.93%

What is the approximate average water vapor content in the atmosphere at sea level?

0.93%

1% (correct)

0.4%

0.04%

Which gas makes up the largest mole fraction in dry air?

Argon

Nitrogen (correct)

Oxygen

Carbon dioxide

What role does the Earth's atmosphere play in reducing temperature extremes between day and night?

Retaining heat through the greenhouse effect Signup and view all the answers

At what altitude do air composition, temperature, and atmospheric pressure vary?

Troposphere Signup and view all the answers

What is the approximate mole fraction of nitrogen in dry air?

78.08% Signup and view all the answers

What is the approximate mole fraction of oxygen in dry air?

20.95% Signup and view all the answers

What is the approximate mole fraction of argon in dry air?

0.93% Signup and view all the answers

What is the approximate mole fraction of carbon dioxide in dry air?

0.04% Signup and view all the answers

What is the average water vapor content in the atmosphere at sea level?

1% Signup and view all the answers