Alternative Energy Sources

Which of the following is NOT an alternative energy source?

• fossil fuels
• geothermal energy
• hydroelectric energy
• wind energy

What is one way wind turbines are annoying?

• they generate electricity based on demand
• they are quiet
• they kill birds
• all of the above

What does Geothermal energy use to spin the turbine?

• Heat from deep inside the earth
• Water from rivers
• Wind
• Sunlight

Based on the data collected, which source of alternative energy is most efficient?

• Coal
• Wind
• Natural gas
• Solar

Biofuel is...

•  Energy that comes from harnessing the movement of the air
• Energy that comes from the Sun
• A source of renewable energy, such as solar, wind, or geothermal energy
• Fuel from plant material

Solar Energy is... 

• Energy that comes from harnessing the movement of the air
• Energy that comes from the Sun
• A source of renewable energy, such as solar, wind, or geothermal energy
• Fuel from plant material

Hot water is pumped up from deep inside Earth and is used to heat homes or to generate electricity. This describes...

• biofuels
• hydroelectric energy
• geothermal energy

Do Solar panels make noise?

• No
• Yes 
• maybe
• sometimes

What does hydroelectricity come from?

• Harnessing the movement of air
• The sun's heat and energy
• Harnessing the movement of water  

Why are not American's roofs crammed with more solar panels? 

• They are ugly.
• They are uninformed.
• Expensive start-up cost
• People enjoy paying bills.