Cubangbang's 6th Ch. 3 Natural Resources Stack #160784
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| Renewable energy; these can be replaced by natural means in a relatively short amount of time. | geothermal, hydroelectric, wind, solar
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| Nonrenewable resources; cannot be replaced easily | coal, natural gas, uranium, petroleum,
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| Materials available on earth for our use; provided by God | natural resources
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| Fossil fuels; formed when remains of plants and animals are buried quickly; provide most of the energy we use | fossil fuels
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| liquid form of fossil fuel | petroleum
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| oil pumped from wells come in this form | crude oil
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| a factory that separates crude oil into different products | refinery
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| solid substances naturally found in the earth's surface; often contains ores; it has never been a living organism | mineral
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| concentrated areas of specific minerals | vein
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| a mineral used in nuclear reactors | uranium
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| Problems that occurs as a result of using fossil fuels | air pollution, oil spills, production of soot and sulfur gases
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| Uses heat to produce steam; an advantage is that plants are inexpensive to build and operate | geothermal energy
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| Disadvantages of wind and solar energy | Requires large land areas
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| Advantages of wind energy | Does not cause pollution, Requires little maintenance
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| Soft & shapeable metals; example is gold | malleable
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| process of removing dross from ores | smelting
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| Ways to conserve soil (an important natural resource) | let fields lie fallow (resting), rotate crops, plant ground cover crops (low-growing crops that lessen erosion in unused fields), use contour plowing (method that keeps water from washing soil away)
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| Water cycle | precipitation, transpiration, evaporation, condensation
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| All of the earth's water | Hydrosphere
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| The layer of sand, gravel, or bedrock that holds and moves ground water (water stored beneath the surface of the earth) | aquifer
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| a floating ice sheet; very thick and forms from fresh water and covers land | ice shelf
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| forms when sea water freezes; relatively thin and forms from salt water and has no land under it | sea ice
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| 3 ways the ocean provides resources | oceans influence climates, part of the water cycle, part of the carbon dioxide-oxygen cycle
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Created by:
jcubangbang
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