Natural Resources: Earth’s Natural Resources

Environment

Many things used come from

Natural Resources

Materials from the environment

Energy resources

Natural resources that provide people with energy

Material resources

Can be used to make different products

Renewable resources

regularly replenished by nature

Nonrenewable resources

Forever lost when used

Fossil fuels

Energy comes from the fossil remains of an organism

Petroleum

Liquid fossil fuel

Reserves

Sources of petroleum

Coal

Solid fossil fuel formed from dead plant material

Mining

Remove earth

Geothermal energy

Heat from within the earth

Nuclear energy

Energy that comes from the center (nuclei) of atoms

Fission

A kind of nuclear energy when atom splits

wind energy

Moving air or wind that contains energy

Turbine

An engine that uses a generator to make the wind into electrical energy

Hydroelectric energy

Moving water has ____________

Wave and tidal energy

Movements of ocean water has ________

Solar energy

Energy from the sun

Photovoltaic (PV) cells

Uses solar energy to make electricity

Biomass

Matter from plants and animals that have stored energy

Wood

A type of biomass that comes from trees

Peat

A type of biomass from swamp plants that begin decaying or breaking down

Dung

Dried animal waste

Alcohol

Some can be burned as fuel made from plants

Gasohol

Alcohol mixed with gasoline

Methane

forms when a biomass decays and makes a gas that can be collected and burned

Plants

many products come from

Animals

All the foods considered meats

Minerals

Among the most commonly used natural resource

Metals

A useful mineral

Plastics

Chemical compounds that are easily molded into different shapes