Which of the following statements about coal as an energy source is false?
a. Coal is inexpensive.
b. Coal is sparse.
c. Coal is easily mined.
d. Coal produces about one-third of U.S. electricity
e. Coal produces about 35% of US carbon dioxide emissions
B
Environmental & Atmospheric Sciences
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Sakhalin Island lacks major mineral deposits
Indicate whether the statement is true or false
Environmental & Atmospheric Sciences
A sinuous ridge composed of sand and gravel is a(n) ________; it is a deposit made by streams flowing in tunnels within or beneath glacial ice
A) till B) drumlin C) esker D) arête
Environmental & Atmospheric Sciences
The level of the atmosphere with the highest temperatures is the:
A) troposphere. B) thermosphere. C) stratosphere. D) mesosphere.
Environmental & Atmospheric Sciences
Between 1974 and 2005, which region had the most rapid growth of manufacturing output?
A) Mexico B) Central America C) East and SE Asia D) Brazil E) India
Environmental & Atmospheric Sciences