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VOCAB
NONRENEWABLE AND RENEWABLE
ENERGY SOURCES
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SAVING THE ENVIRONMENT
100
a material made of artificially
What is synthetic?
100
fossil fuels, coal, natural gas, oil
What are some nonrenewable resources?
100
Energy that is neither created or destroyed. And it changes from one form to another.
What is energy conversion?
100
materials people take from Earth
What is a natural resource?
100
a harmful change in the natural environment
What is pollution?
200
a mixture of gas formed by marine organisms
What is natural gas?
200
water, solar power, wind energy, soil
What are some renewable resources?
200
chemical------> light and heat=battery electric------>mechanical=electric fan sunlight------> electricity=solar cell
What are some examples of energy conversion?
200
the result of energy that is harnessed from the falling or running water; can be converted into electricity
What is hydroelectric power?
200
environmental consequences of energy use
What is non-monetary costs
300
the amount of usable energy compared with the total amount of energy used to produce the usable energy
What is efficiency?
300
any materials taken from Earth that take a long time to replace or cannot be replaced at all
What is nonrenewable resource?
300
nuclear power plants
What is the energy source for nuclear fuels?
300
hard, black substance formed by plants from about 300 million years ago
What is coal?
300
using natural resources wisely
What is conservation?
400
any form of energy radiated by the sun
What is solar energy?
400
any materials taken from the Earth that can be replaced in a short amount of time
What is renewable resource?
400
where the light, heat, and electricity people use comes from
What is energy source?
400
thick, black liquid that forms underground, over millions of years from decaying sea creatures and plants
What is oil
400
making new products by reusing materials that would otherwise be thrown away
What is recycling?
500
the joining of two nuclei to make to make a nucleus with a lager mass
What is fusion?
500
nonrenewable resources cause pollution
What do nonrenewable resources cause?
500
Most of our energy comes from fossil fuels.
Where does most of the energy people use come from?
500
heat energy produced inside Earth
What is geothermal energy
500
plant trees, use hydroelectric plants, and use dams
How can people help the environment?