Energy Quiz Answers

1)   A - The energy in biomass, wind, solar energy, and fossil fuels originally came from the sun.
2)   D - Electrical energy can be produced from all three: mechanical energy, chemical energy, and radiant energy.
3)   C - Heating and cooling rooms consumes the most energy in the American home each year.
4)   A - Petroleum gives the U.S. most of its energy?
5)   B - They are formed from the buried remains of plants and tiny animals that lived hundreds of millions of years ago, long before the first dinosaur walked the earth.
6)   C -  Petroleum.
7)   B - It's portable.
8)   D - The transportation sector consumes most of the nation's petroleum.
9)   A - Pipelines transport most of the natural gas.
10) C - Carbon dioxide given off by burning fossil fuels is focused on as a contributor to global warming.
11) C - Renewable fuels can be replenished by nature in a short period of time.
12) D - Hydropower provides more energy than any other renewable fuel source.
13) C - Electrical power or electric charge moves to provide electricity.
14) A - 33% efficiency rating.
15) B - Uranium atoms split and give off heat energy.