Human Uses of Energy

Heat transferred from beneath the surface of Earth and used to produce energy for human use is...

• Hydropower

• Solar energy

• Wind energy

• Geothermal energy

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Why do people use NONRENEWABLE energy sources more than RENEWABLE?

• They are more reliable and can be produced all of the time. Some parts of the world get less sun or wind than others.

• More people like using nonrenewable.

• Even though it pollutes the air, people are not worried because it can be replaced.

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What can wind energy be transformed into?

• Heat

• Electricity

• Oil

• Coal

Which is used as a renewable resource technology?

• Car

• Solar Cell

• Gas

• iPhone

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When we burn natural gas, it produces _______.

• soil

• food

• air

• heat

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Where do humans get their energy from?

• The sun

• The food we eat

• A battery

• Glowing rocks

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What happens to the energy in food when it is eaten?

• It is transformed into mechanical energy for movement.

• It is stored indefinitely as chemical energy.

• It is immediately converted to light energy.

• It is all converted to sound energy.

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Coal, natural gas, and oil all produce energy. How?

• They are burned to produce heat

• Their weight causes a turbine to spin

• They undergo nuclear fission

• They power solar panels

________ is the process of burning fuel to release ______ energy as light energy and heat energy.

• Device .... wind

• Combustion ... chemical

• Natural gas ... thermal

• Fuel ... wave

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This picture shows a device to capture ______ energy

• non-renewable

• solar

• wave

• wind