Renewable Resources 11/19

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What is a renewable resource?

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A renewable resource is a natural resource that can be replenished or replaced naturally over time, such as solar energy, wind energy, and hydropower.

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What is hydropower?

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Hydropower is a renewable energy source that uses the energy of flowing or falling water to generate electricity.

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Why are renewable resources considered clean?

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Renewable resources are considered clean because they do not release harmful pollutants or greenhouse gases into the atmosphere during their use.

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What are greenhouse gases?

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Greenhouse gases are gases that trap heat in the atmosphere, contributing to global warming. Examples include carbon dioxide, methane, and nitrous oxide.

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What is the main disadvantage of renewable resources?

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The main disadvantage of renewable resources is that they can sometimes damage animal habitats or ecosystems.

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How quickly can renewable resources be replaced?

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Renewable resources can be replaced quickly once used, unlike non-renewable resources which 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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What is wind energy?

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Wind energy is the energy obtained from the movement of air, which can be converted into electricity using wind turbines.

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What is geothermal energy?

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Geothermal energy is heat energy that comes from the Earth's interior, which can be used for heating and electricity generation.

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What is biomass?

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Biomass is organic material that comes from plants and animals, which can be used as a renewable energy source.