Hydroelectricity
Biomass
Fossil Fuel
Renewable
Geothermal
Solar Power
a useful material that is replaced quickly in nature
a fuel (such as coal, crude oil, or natural gas) that is formed in the earth from dead plants or animals
plant and animal waste that can be processed to make fuel
using the heat of the earth’s interior
converting energy from the Sun into electrical power
relating to production of electricity by water power
