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15 questions
Most of the energy consumed in the United States is used for
residential electrical needs
commercial electrical needs
transportation
industrial purposes
Habitat loss, soil erosion, and air pollution are disadvantages of which renewable energy source?
solar
wind
biomass fuel
moving water
Renewable energy is energy from sources that
are not used up faster than they are formed
will take years to deplete
humans can manufacture
were once living organisms
Compared to washing clothes in warm water, washing clothes in cold water uses
much more energy
the same amount of energy
much less energy
a little more energy
A fuel's suitability is dependent on all the following factors except
energy content
cost
availability
magnetism
Which of the following is an advantage of using fossil fuels for energy
the resulting air pollution
versatility in its uses
limited quantities
toxic by-products
Which of the following is an advantage of nuclear energy?
It does not produce solid waste
It is cost efficient
It poses no safety risks
It does not produce air pollution
Wind, moving water, sunlight, and heat from Earth's interior are sources of
alternative energy
geothermal energy
renewable energy
ocean thermal energy
One disadvantage of wind energy is that
wind turbines are not cost-effective
large amounts of farmland are needed for the turbines
it must be transported from its source to where it is needed
wind turbines generate only a small amount of energy
A geothermal power plant gets energy by
pumping heated water or steam from geothermal reserves
circulating fluid underground
holding water behind a dam
using methane from decomposition
Flooding of habitats, disruption of ecosystems downstream, and reduced productivity of farmland are disadvantages of
geothermal energy
ocean thermal energy
hydroelectric energy
solar power
What would increase energy efficiency in the United States?
Using public transportation and developing more efficient engines for vehicles
turning thermostats down in winter and up in summer
insulating homes and businesses
all of these
The percentage of energy put into a system that does useful work is
energy conservation
energy conversion
energy efficiency
renewable energy
A lifestyle change that can help conserve energy is
using incandescent lights
buying the cheapest gas
using less of any resource
washing all your laundry in hot water
Which of the following is the fastest-growing source of energy in the world?
solar heating
photovoltaic cells
fuel cells
wind power
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