Remembering Through Repetition Answers

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1
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Which two layers of the atmosphere are responsible for the majority of solar radiation absorption?

A
stratosphere and troposphere
B
stratosphere and thermosphere
C
troposphere and thermosphere
D
troposphere and mesosphere
2
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Landfill waste results in air pollution as _______.

A
garbage decomposes and releases methane
B
radon trapped in garbage is released
C
paint and hairspray cans break down
D
vandals set fire to flammable waste
3

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8

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9

Ozone located in the troposphere is _______.

A
considered a pollutant
B
beneficial to living organisms
C
higher in concentration than ozone in the stratosphere
D
all of the above
10

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11

Which of the following would most likely utilize a particulate control device?

A
a vacuum cleaner
B
a factory smokestack
C
a laundry dryer
D
all of the above
12

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15

The ozone layer is located in the _______.

A
troposphere
B
stratosphere
C
mesosphere
D
thermosphere
28

How are the troposphere, stratosphere, and thermosphere important for supporting life on Earth? Which layer of the atmosphere is likely the most important for life on Earth?

Answer:

The troposphere contains the breathable air and weather that support life. The stratosphere's ozone layer absorbs harmful ultraviolet radiation, and the thermosphere absorbs much high-energy solar radiation and helps protect Earth. The troposphere is likely the most important for life because organisms depend directly on its air, water vapor, and moderate conditions.

29

Soot results from burning organic compounds. Soot is an example of _______.

A
a primary pollutant
B
a secondary pollutant
C
a tertiary pollutant
D
none of the above
30

Compare primary and secondary pollutants. Which is more harmful?

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