Energy Resources

What is an energy resource?

• a natural product that can be changed into other energy forms to do work

• something formed from buried plants and animals

• force that opposes motion

• resource that can never be replaced

What is a nonrenewable resources?

• energy sources that are replaced faster than they are used

• energy sources that can never be replaced or are replaced more slowly than they are used

• a natural product that can be changed into other forms of energy to do work

All of the following are fossil fuels EXCEPT

• oil

• water

• coal

• natural gas

Coal is decreasing as an energy resources but __________________ is increasing.

• geothermal

• natural gas

• petroleum

• uranium for nuclear power

Where does nuclear energy come from?

• Electric generators

• uranium

• fossil fuels

• geothermal energy

What is a renewable energy resource?

• an energy source that is replaced more slowly than they are used

• an energy source that can never be replaced

• an energy source that can be replaced within our life time

• a fossil fuel

How long ago was fossil fuels deposited in San Juan County?

• 24 million years ago

• 140 million years ago

• 230 million years ago

• 310 million years ago

Today, most of the coal is used to:

• power steamships and steam trains
• heat homes and businesses
• produce electricity
• make iron and steel

Which BEST describes how coal forms?

• dead plant material completely decomposes in a desert environment
• tiny sea animals and plants die and are buried by sediment 
• dead plant material temporarily decays in a swamp environment
• dead animals partially decay in a desert environment

There are two reasons coal mines are shutting down- select them.

• technology is outdated

• coal produces the most CO2 pollution for energy produced

• natural gas is cheaper than coal

• oil is cheaper than coal