Sustainability

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What are fossil fuels?

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Fossil fuels are natural substances formed from the remains of ancient plants and animals, used as energy sources, including coal, oil, and natural gas.

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Why are fossil fuels considered nonrenewable?

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Fossil fuels are considered nonrenewable because they take millions of years to form and cannot be replenished within a human lifetime.

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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 solar energy, wind energy, and biomass.

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What is biofuel?

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Biofuel is a type of renewable energy derived from organic materials, such as plants and animal waste, used as an alternative to fossil fuels.

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What is the main advantage of using solar energy?

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The main advantage of using solar energy is that it is abundant, renewable, and does not produce harmful emissions.

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What does sustainability mean?

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Sustainability refers to the ability to meet present needs without compromising the ability of future generations to meet their own needs.

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What is a natural resource?

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A natural resource is a material or substance that occurs in nature and can be used by people to fulfill their needs, such as water, minerals, and forests.

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How does wind energy work?

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Wind energy works by using wind turbines to convert the kinetic energy of wind into mechanical power, which can then be converted into electricity.

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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 exist in finite amounts and take millions of years to form.

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What is solar energy?

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Solar energy is energy harnessed from the sun's rays, which can be converted into electricity or heat.

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