The Atmosphere Question Preview (ID: 60897)


Review Questions On The Atmosphere. TEACHERS: click here for quick copy question ID numbers.

What are the two main gases in Earth's atmosphere?
a) Nitrogen and oxygen
b) Nitrogen and carbon dioxide
c) Carbon dioxide and oxygen
d) Methane and ammonia

Where does 99% of the atmosphere lie within?
a) 9 miles upward
b) 19 feet upward
c) 19 miles upward
d) 19 meters upward

What removes oxygen from the atmosphere?
a) Decomposition
b) Breathing
c) When oxides are produced
d) All are correct

What contributes oxygen to the atmosphere?
a) Respiration
b) Photosynthesis
c) Decomposition
d) Pollution

What is the difference between water vapor and steam?
a) Water vapor is an invisible gas, while steam is large molecules of water that are visible.
b) They are the same.
c) Steam is an invisible gas, while water vapor is large molecules of water that are visible.
d) Water vapor is composed of small droplets of water, while steam is composed of large molecules of gas.

When water changes form from a gas to a liquid, this is called
a) evaporation
b) precipitation
c) condensation
d) deposition

When water changes from a liquid to a gas, this is called
a) evaporation
b) precipitation
c) condensation
d) deposition

When water goes from a gas directly to a solid, this is called
a) evaporation
b) precipitation
c) condensation
d) deposition

What percentage of the atmosphere is carbon dioxide?
a) 4%
b) 0.04%
c) 2.1%
d) 21%

Which of the following are variable greenhouse gases?
a) Methane
b) Nitrous oxide
c) Chlorofluorocarbons
d) All of the above

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