
Unit 7 REVIEW: Climate Change and Natural Resources
Authored by Glen Delator
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9th Grade
Used 3+ times

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40 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Based on the graph below, how many ice ages have there been in the past 420,000 years?
a. 1
b. 2
c. 3
d. 4
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The graph below shows changes in carbon dioxide concentrations in Earth's atmosphere over a 140-year period. Carbon dioxide concentrations are shown in parts per million (ppm). This significant change in CO2 concentration is most likely caused by
decreased volcanic activity, and is predicted to increase average global temperatures
increased use of fossil fuels, and is predicted to increase average global temperatures
decreased cloud cover, and is predicted to decrease average global temperatures
increased El Niño activity, and is predicted to decrease average global temperatures
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A period of colder global temps with glacial expansion across the Earth's surface is called
a. cooling period
b. ice age
c. interglacial period
d. global warming
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What phenomenon naturally warms Earth’s lower atmosphere and surface?
a. the formation of sunspots
b. changes in the shape of Earth’s orbit
c. global warming
d. the greenhouse effect
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
During the twentieth century, Earth’s average surface temperature ____.
a. increased
b. decreased
c. stayed the same
d. fluctuated wildly
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following is an example of human impact on climate changes?
a. the greenhouse effect
b. changes in solar output
c. global warming
d. changes in the tilt of Earth’s axis
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Shoreline erosion and coastal flooding are two consequences of ____.
a. increased rates of evaporation
b. a global rise in sea level
c. volcanic eruptions
d. the greenhouse effect
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