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30 Cards in this Set
- Front
- Back
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What kind of energy are solar energy, wind farm, hydroelectric energy, and geothermal energy?
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Inexhaustible energy
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What kind of energy are coal, oil, natural gas, methane (found naturally), and nuclear energy?
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Nonrenewable energy
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What kind of energy is biomass energy?
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Renewable energy
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What is the source of solar energy?
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The sun
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What is the source of nuclear energy?
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Uranium
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What is the source of hydroelectric energy?
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water
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What is the source of biomass energy?
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wood
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What is the source of geothermal energy?
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Hot magma
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What is the process of taking a large atom, like uranium-235 and splitting it into two smaller atoms called?
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Nuclear fission
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What is the process of taking two small atoms and combining them together to make energy called?
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Nuclear fusion
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What are ores?
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Materials that can be mined for a profit.
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Which energy source uses heat from the Earth to heat water?
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Geothermal
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How long must nuclear waste be stored before it can be put back into the environment:
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10,000 years
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How long will the Earth's coal resources last?
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250 years
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How much longer will the Earth's oil and natural gases last?
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50-60 years
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What is an example of mineral resources?
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Copper
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What are solar panels used for?
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Capturing energy from the sun.
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What is the most abundant fossil fuel in the world?
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Coal
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What are some examples of fossil fuels?
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Oil, natural gas, and coal
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What is biomass?
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Energy from burning wood, alcohol, or garbage.
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What is a nonrenewable resource?
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Resources used faster then they can be replaced.
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What is recycling?
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Using old materials to make new ones.
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What kind of energy is from atomic reactions?
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Nuclear
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What are wind farms?
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Where large amounts of windmills generate electricity.
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What are the 5 steps of coal formation in order?
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1. Plants die and decay
2. Peat is formed 3. Lignite coal is formed 4. Bituminous coal is formed 5. Anthracite coal is formed |
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Why does the US use more nonrenewable energy sources than renewable or inexhaustible ones?
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Because it is cheaper, easier, and storable.
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What are some disadvantages of using Biomass energy?
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You need a lot and it pollutes.
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What are some disadvantages of using fossil fuels like coal and oil?
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They pollute, are nonrenewable, they are running out, and they are getting more expensive.
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Why is it important to recycle?
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To preserve and maintain our resources.
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Why is it important for us to start using more inexhaustible and renewable energy resources?
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To replace nonrenewable sources.
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