Natural Resources

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What are natural resources?

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Natural resources are materials or substances that occur in nature and can be used for economic gain, such as water, minerals, forests, and fossil fuels.

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What is a renewable resource?

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A renewable resource is a natural resource that can be replenished naturally over time, such as trees, water, and solar energy.

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NGSS.MS-ESS2-4

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What is a nonrenewable resource?

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A nonrenewable resource is a natural resource that cannot be replaced or takes a very long time to replenish, such as oil, coal, and natural gas.

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NGSS.MS-ESS3-4

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What does biodegradable mean?

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Biodegradable refers to materials that can be broken down by natural processes, such as food scraps and paper.

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What is composting?

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Composting is the process of recycling organic waste, such as food scraps and yard waste, into a rich soil amendment.

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NGSS.MS-LS2-3

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What is an endangered species?

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An endangered species is a species that is at risk of extinction due to a decrease in population or habitat.

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NGSS.MS-LS2-5

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What is an invasive species?

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An invasive species is a non-native species that spreads widely and causes harm to the environment, economy, or human health.

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NGSS.MS-LS2-2

NGSS.MS-LS2-4

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What is the carbon-to-nitrogen ratio?

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The carbon-to-nitrogen ratio is a measure used in composting to determine the balance of carbon-rich materials (browns) and nitrogen-rich materials (greens) for effective decomposition.

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NGSS.MS-LS2-1

NGSS.MS-LS2-3

NGSS.MS-LS2-4

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What are examples of biodegradable materials?

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Examples of biodegradable materials include food scraps, paper, and yard waste.

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What is the importance of trees in the environment?

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Trees provide oxygen, improve air quality, conserve water, preserve soil, and support wildlife.

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NGSS.MS-LS1-6

NGSS.MS-LS2-3