1.
Resources available in unlimited supply.
2.
Energy from animal and plant waste.
3.
Energy produced using the movement of water.
4.
Energy created by utilizing ocean tides.
5.
Energy from ocean surface vibrations.
6.
Thermal energy stored in the earth.
7.
Natural feature used to capture geothermal energy.
8.
Primary source for solar panels.
9.
Acidic _____ caused by fossil fuel pollution.
10.
Air pollution caused by combustion byproducts.
11.
System combining two energy sources like solar/diesel.
12.
Adjective for wind and solar energy.
13.
Another term for eco-friendly energy.
14.
Liquid fuel derived from biomass.
15.
Traditional fuel source that releases toxic gases.
