This describes all of the types of fuel that contains carbon and is formed in the Earth over millions of years from plant and animal remains:

Flammable liquid made of refined petroleum used to fuel engines

Existing in or produced by nature; not made by people

Gas found underground and used as fuel

A thick black liquid found underground and used as fuel and other products

To prevent someone or something from being harmed.

To depend upon

Able to be replaced naturally or by good management and so can be used without the risk of using up the whole stock.

A supply of something, such as money or goods, that can be used by a person or country.

Resources that cannot be "made" by humans and cannot be replaced at the same rate it is being used. It takes a long time to be replaced.

Produced energy in the form of heat and light

This is created in air as the sun heats the earth’s surface

Flowing water creates energy that can be captured and turned into electricity

Using heat from the earth to generate energy

Any material made by plants and animals that we can convert into energy. It is considered renewable because we can always grow more plants and trees.

What are fossil fuels?

Which of the following energy sources has the drawback of generating radioactive waste.

What is a disadvantage of using non-renewable resources?

Which of the following can be a disadvantage of renewable resources?

Hydroelectric power produces electricity using.....

What characteristic do all renewable resources share?

Any useful material found in nature.

Why is the conservation of natural resources important?