Energy Efficiency World: Student Worksheet #4             

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Name: __________________________ Date: ________

1. Most of the electricity used in the world is generated from ___________ that burn ___________ to heat water and make steam.

2. List the three forms of fossil fuels and give a brief description of each:




3. The type of energy that is steam (or hot water that has been converted to steam) and that comes from deep inside the earth is called ___________.

4. Three ways to generate electricity are:
Hydropower: uses the power of falling _______________________.
Ocean energy: uses the energy of the ___________waves and tides.
Wind power: uses the force of the _________ to spin turbines.

5. What are three types of alternative fuel vehicles?




6. What are some of the benefits of people-powered vehicles?




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