AnswersOO-Earth Science-Hollencamp-BUnit Test

Unit Test — Unit test Answers

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Which statement best describes the greenhouse effect?

A
It is a process by which plants are able to grow well in a warm, enclosed structure.
B
It is a process by which greenhouse gases block the sun’s light to penetrate the atmosphere.
C
It is a process by which greenhouse gases allow the sun’s light to penetrate the atmosphere but stop the heat from escaping.
D
It is a process by which prevailing winds bring moisture to the land, to the prevailing wind direction.
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According to some scientists, which is a cause of global warming?

A
decrease of nitrous oxide
B
increase in cloud cover
C
decrease of methane gas
D
increase in carbon dioxide
23

What is the relationship between Earth's temperature and the number of sunspots that occur?

A
An increased number of sunspots causes an increase in Earth's temperature.
B
A decreased number of sunspots causes an increase in Earth's temperature.
C
An increased number of sunspots causes Earth's temperature to remain constant.
D
A decreased number of sunspots causes Earth's temperature to remain constant.

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