U2L6 Earth's Natural Resources

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What is geothermal energy?

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Geothermal energy is heat that comes from the sub-surface of the earth. It is contained in the rocks and fluids beneath the earth's crust and can be found as far down to the hot molten rock, magma.

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Where is geothermal energy most concentrated?

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Geothermal energy is most concentrated near divergent and convergent plate boundaries.

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What is a natural resource?

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A natural resource is a useful source of material or energy that comes from nature.

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What is soil composed of?

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Soil is a mixture of rock and mineral particles, living and once-living matter, water, and air.

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How can geothermal energy be harnessed for energy production?

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Geothermal energy can be harnessed by transferring energy from hot rocks to water.

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What replenishes aquifers?

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Aquifers are replenished through infiltration.

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What is an aquifer?

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An aquifer is a geological formation that can store and transmit water, often used as a source of groundwater.

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What is the difference between renewable and nonrenewable resources?

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Renewable resources can be replenished naturally over time, while nonrenewable resources are finite and cannot be replaced once used.

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Give an example of a nonrenewable resource.

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Fossil fuels, such as coal, oil, and natural gas, are examples of nonrenewable resources.

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What is the process of infiltration?

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Infiltration is the process by which water on the ground surface enters the soil.

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