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Question 1 (5 points)
Which statement is false as regards hydroelectric power?
Question 2 (5 points)
In which part of the United States are geothermal power plants found?
Question 3 (5 points)
According to the third law of thermodynamics, energy ceases to exist at a temperature called absolute zero. This is considered a(n) _______ limit.
Question 4 (5 points)
_______ energy is a fundamental need for life on Earth.
Question 5 (5 points)
The amount of energy required to raise one pound of water by 1 degree Fahrenheit equals one
Question 6 (5 points)
_______ is a "rare earth" mineral crucial to the construction of solar panels.
Question 7 (5 points)
Globally, more than half of consumed energy is in the _______ sector.
Question 8 (5 points)
_______ is a byproduct of coal and vital to steel production.
Question 9 (5 points)
Which sector has consistently used the greatest percentage of energy in the United States?
Question 10 (5 points)
A watt is the equivalent of one _______ per second.
Question 11 (5 points)
The United States produced 16 quadrillion BTUs of which type of energy in 2017?
Question 12 (5 points)
Peat is the least carbon-rich substance burned for fuel. The coal with the richest carbon content is _______ coal.
Question 13 (5 points)
Chemical energy is stored in the bonds of
Question 14 (5 points)
Two students are discussing the disadvantages of biomass. Student 1 claims that when biomass is burned, too many toxins are released, worsening air pollution. Student 2 claims that planting biofuel crops uses too much farmland that could be used for food. According to this course, who is correct?
Question 15 (5 points)
Which carbon-rich compound is found in the Earth in liquid form?
Question 16 (5 points)
Which statement regarding nuclear fission is true?
Question 17 (5 points)
The three stages in the combustion of gas in an internal combustion engine are combustion, thermal energy, and _______ energy.
Question 18 (5 points)
Which statement best describes the major disadvantage of geothermal energy?
Question 19 (5 points)
Energy efficiency is reduced as we _______ the number of steps needed to get energy from its source to useful work.
Question 20 (5 points)
Wind power capacity in the United States has increased annually by _______ percent.
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