Energy from the sun.

Plant materials and animal waste used especially as a source of fuel.

The use of flowing water from waterfalls and dams to produce electricity.

Energy stored in the nucleus of an atom.

The process of making new products from materials that were used in another product.

Which type of energy produces Carbon Dioxide, which can be harmful to our planet and cause pollution?

Energy stored in the earth in the form of heat.

A natural fuel (coal, oil, or gas) formed in the geological past from the remains of living organisms.

To decrease the amount of products purchased or produced with the intent of minimizing waste

Using an old jar to store items in the kitchen is an example of what?

Printing on both sides of the paper helps to ________ paper waste.

The ratio of the useful energy delivered by a dynamic system to the energy supplied to it.

Device that combines hydrogen and oxygen and produces electricity in the process

Taking old cans and bottles to the bottle return is an example of...

Any significant change in measures of climate, such as temperature lasting for an extended period of a decade or longer.

A person or household that purchases goods or services.

Items that can easily degrade by natural processes

A contaminant to the environment, especially human-made waste.

Energy derived from wind by means of windmills or wind turbines.

A resource that can be replaced when needed.