Sources of Energy
Resources that are used faster than they can be replaced by natural processes.
What are nonrenewable resources?
Page 643
Deposits of minerals that are large enough to be mined for a profit.
What is an Ore?
Page 663
Precipitation that has a pH less than 5.6.
What is acid precipitation?
Page 670
Keep safe from injury, harm, or destruction.
What is preserving?
Page 665
Buying products that are made using renewable energy resources.
What is a way to use renewable energy?
Page 657
Resources that can be replaced by natural processes in a relatively short amount of time.
What are renewable resources?
Page 643
Rainwater that does not soak into the ground flows over Earth's surface.
What is runoff?
Page 664
Brownish haze is produced when nitrogen compounds and other pollutants in the air react in the presence of sunlight
What is photochemical smog?
Page 670
Process in which mined land must be recovered with soil and replanted with vegetation.
What is reclamation?
Page 649
A mix of decayed organic material, bacteria, other organisms, and small amounts of water.
What is compost?
Page 665
Nonrenewable resources that contain coal, oil, and natural gas.
What are fossil fuels?
Page 644
Something from Earth that living things use to meet their needs.
What is a natural resource?
Page 661
Resources you can't live without.
What is air and water?
Page 669
Mined land must be restored.
What is a government regulation?
Page 665
Energy used by appliances and other electronic equipment that are plugged in 24 hours a day.
What is vampire energy?
Page 649
Percentage of energy used in the U.S.
What is 87%
Page 649
Natural habitats, sidewalks, parking lots, and streets.
What are examples of living spaces?
Page 661
Percentage of freshwater on Earth.
What is 3%
Page 671
A way to reduce air and water pollution.
What is legislation?
Page 672
Participate in a renewable energy fair at school to educate others about renewable energy.
What is a way to encourage the use of renewable energy?
Page 657
Limited supply, habitat disruption, and pollution.
What are the disadvantages of fossil fuels
Page 646
Takes millions of years for minerals to form.
What is a disadvantage of using land resources?
Page 664
Farming, industry, electricity production, household activities, transportation, and recreation.
What are people using water for?
Page 671
Began programs to encourage the use of renewable resources.
What is the U.S government?
Page 657
Recycle products made from land resources, or use yard waste and vegetable scraps to make rich compost.
What is a way to conserve land?
Page 665