Front

This type of natural resource takes millions of years to replace.

Back

Non-renewable

Front

This type of natural resource can be replenished or replaced as it is used.

Back

Renewable

Front

Renewable energy sources like wind, solar, tidal and hydropower are _____________ as they are used

Back

replaced or replenished

Front

Once this type of natural resource is gone, it is gone.

Back

Non-renewable

Front

Water, sunlight, and trees are examples of this type of natural resource.

Back

Renewable

Front

Fossil fuels are an example of this type of natural resource.

Back

Non-renewable

Front

This type of alternative energy produces energy by burning wood or crops.

Back

Biomass Energy or biofuels

Front

This type of alternative energy produces electricity from moving air.

Back

Wind Energy

Front

This type of alternative energy produces electricity and heating using water heated by heat stored deep within the Earth.

Back

Geothermal Energy

Front

This type of alternative energy uses energy from the sun.

Back

Solar Energy