Hydrogen fuel cells burn with _______ and produce _______.a.water, oxygenb.oxygen, waterc.carbon dioxide, oxygend.oxygen, carbon dioxide
Which is true of solar, wind, and geothermal energy?
What is an advantage to alternative energy technology?a.Using alternative energy technology increases the demand for fossil fuels.b.Most alternative energy technologies use nonrenewable resources.c.Alternative energy technology can reduce the environmental impact of burning fossil fuels.d.There is no advantage to using an alternative energy technology.
Which of the following is a possible cost of using renewable resources?a.loss of animal speciesb.land degradationc.lower availability of freshwaterd.all of the above
Alternative energy sources come from renewable processes.
Concerns over a global dependence on fossil fuels include environmental, economic, and social consequences.
How does biofuel use differ from solar, wind, and geothermal energy use?a.Biofuels can have a more widespread use.b.Biofuels are less damaging to the environment.c.Biofuels are not a renewable energy source.d.Biofuels cannot be used as an energy source.
Global fossil fuel dependence can lead to an increase in oil prices.
Who administers the Clean Air Act?a.local police forcesb.the Environmental Protection Agencyc.the office of Homeland Securityd.individual businesses
How does the use of nonrenewable resources compare to the use of renewable resources?a.The use of renewable resources is potentially more harmful to the environment than the use of nonrenewable resources.b.The use of renewable resources is more common and widespread than the use of nonrenewable resources.c.The overuse of renewable resources can lead to problems similar to those associated with the use of nonrenewable resources.d.Renewable resource use is more problematic than the use of nonrenewable resource use.
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