Vocabulary List: Renewable Green Energy for 2nd Grade

Renewable

A resource that can be replaced or restored naturally over time.

Energy

The power that makes things work or move.

Solar

Relating to the sun; energy that comes from sunlight.

Wind

Moving air that can be used to generate energy.

Hydro

Relating to water; energy produced from water movement.

Turbine

A machine that generates energy from wind or water movement.

Biomass

Organic material, like plants and animal waste, that can be used for energy.

Geothermal

Relating to the heat from the Earth's interior; energy from hot water or steam.

Conserve

To save something or use it wisely to prevent waste.

Sustainable

Able to be maintained or continued without harming the environment.

Pollution

Harmful substances in the environment that can damage it.

Carbon Footprint

The total amount of greenhouse gases produced by human activities.

Fossil Fuels

Natural substances like coal and oil that take millions of years to form and can harm the environment when used.

Electricity

A form of energy made by the flow of electric charge, used to power devices.

Greenhouse Gases

Gases in the atmosphere that trap heat and contribute to warming the planet.

Clean Energy

Energy that does not pollute the environment, like solar or wind power.