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Geothermal Heating vs. Geothermal Cooling Quiz
by Staff
People have harnessed the benefits of geothermal energy for centuries -- the ancient Romans used hot springs to heat homes. Of course the technology's definitely advanced since then. Take our quiz and see if you're up on all the geothermal tech talk.

Which of the following do geothermal power plants need to drive the turbines that generate electricity?

  • energy from the sun
  • deep deposits of steam or water
  • fossil fuels
  • reservoirs of natural gas

Which part of the United States might you NOT find any deep deposits of geothermal resources?

  • West
  • New England
  • Southwest
  • Southeast

Which part of the United States has the most geothermal resources?

  • South
  • West
  • North
  • East

What does a heat pump do?

  • Heat pumps move hot water stored in tanks.
  • Heat pumps transfer heat stored in the Earth or ground water into a building.
  • Heat pumps run oil furnaces.
  • Heat pumps are part of a solar array.

Why is geothermal energy similar to solar energy?

  • Both are fossil fuels.
  • Both are sources of renewable energy.
  • Both are cheap to harness.
  • Both can solve the world's dependence on foreign oil.

Compared to a natural-gas-fueled power plant, how much less carbon dioxide do geothermal power plants produce?

  • two-tenths
  • half
  • one-sixth
  • one-quarter

In which decade was the first large-scale geothermal power plant built in the United States?

  • 1940s
  • 1950s
  • 1960s
  • 1980s

What percentage of the world's energy comes from geothermal?

  • 1 percent
  • 10 percent
  • 30 percent
  • 50 percent

Can a heat pump also be used to cool a house?

  • yes
  • no
  • maybe
  • sometimes

Which of the following terms best describes a type of geothermal system that pumps ground water directly from a well into a building, and then allows the water to leave the building?

  • closed-loop
  • horizontal
  • vertical
  • open-loop system

What type of geothermal system is a vertical loop?

  • closed-loop
  • open-loop
  • partial-loop
  • circular-loop

What percentage of a home's cooling and heating needs can a heat pump provide?

  • 25 percent
  • 50 percent
  • 75 percent
  • 100 percent

Which of the following statements is true?

  • Geothermal energy is cheap to install.
  • Geothermal energy is created from fossil fuels.
  • Geothermal energy cannot be used to heat office buildings.
  • Geothermal energy improves indoor air quality.

Which state leads the nation in online geothermal power capacity?

  • California
  • New York
  • Arizona
  • Minnesota

Which country leads the world in geothermal production?

  • Iceland
  • Great Britain
  • United States
  • Brazil

In a geothermal system, what happens to the salts and dissolved minerals that are pumped from inside the Earth?

  • They're injected back into the ground.
  • They are reused as fuel.
  • They're discarded in landfills.
  • They're used as construction materials.

Which of the following statements best describes a dry-steam geothermal power plant?

  • The steam goes directly to a turbine, which drives a generator that produces electricity.
  • The steam goes into a complicated system that generates clean water.
  • The steam is reused.
  • The steam is vented into the atmosphere.

How much money can a geothermal heating system save consumers on their energy bills?

  • 5 to 10 percent
  • 10 to 20 percent
  • 30 to 50 percent
  • 60 to 80 percent

Which of the following terms best describes the use of geothermal energy in fish nurseries?

  • aquaenergy
  • aquaculture
  • aquafarms
  • aquaplanes

Which of the following terms best describes a geothermal system in which an antifreeze solution is continuously circulated?

  • closed-loop
  • open-loop
  • horizontal
  • vertical