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Solid substance found naturally in the eath's surface.
Mineral
Materials on earth that are available for our use.
Natural Resources
Solid form of a fossil fuel.
Coal
True or false: a mineral was a living thing at one time.
False
Most abundant metal in the earth's crust.
Aluminum
Factory that seperates crude oil into different products.
Refinery
What perent of energy produced in the U.S. is nuclear?
8%
Materials with a usuable amount of metal in them.
Ores
Radiant light and heat from the sun.
Solar Power
Liquid form of fossil fuels.
Petroleum
Which of the following is not a fossil fuel: coal, petroleum, natural gas, or nuclear energy.
Nuclear Energy
Most nuclear energy depends on the mineral ___.
Uranium
A process used to separate the ore from other materials.
Smelting
Coal provides what percent of our energy needs?
25%
What percent of electrical energy comes from hydropower?
7%
Concentrated areas of specific minerals.
Veins
Best and cleanest form of coal.
Anthracite
There is no consumption of the heat source in this form of renewable energy.
Geothermal Energy
Red-orange metal that is typically used for money.
Copper
A substance that is used for money and jewelry and is easily scratched and/or tarnished.
Silver