Resources

How are renewable fuels different from fossil fuels?

• renewable fuels will eventually run out

• renewable fuels can be used over and over

• renewable fuels create a weaker form of energy

• renewable fuels create a greater amount of pollution than fossil fuels

What is another term for renewable energy?

• alternative energy

• recycled energy

• pollution-free energy

• wind-sun-water energy

Corn, wheat, and soybeans can be made into a substance called ethanol. In some places, ethanol is part of a mixture used to power cars and trucks. What type of alternative energy resource is ethanol?

• Hydroelectric

• Geothermal

• Biofuels

• Solar

All of the following are considered alternative energy sources EXCEPT –

• Wind

• Coal

• Biofuel

• Solar

The poster shown below advertises tours of a power plant.
This power plant produces electricity most likely by using-

• fossil fuels

• biofuels

• solar energy

• geothermal energy

Solar Energy is...

• Energy that comes from harnessing the wind

• Energy that comes from the Sun

• Energy that comes from bright lights

• Fuel from plant material

Which type of alternative energy source is shown in this picture?

• Wind

• Solar

• Hydroelectric

• Geothermal

Which of the methods of generating electricity does NOT use alternative energy resources?

• Burning coal in a power plant

• Turbines spinning in a dam

• Solar panels absorbing light energy

• Drilling wells to reach hot rocks deep inside the earth

Wind energy

• is also called hydroelectric energy

• starts with moving air and generates electricity

• starts with the sun's light energy

• comes from deep inside the earth

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

• Coal

• Wind

• Natural gas

• Solar