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Steam power
Steam power was used to power small machines -
Coal
Coal was first used to light homes in Baltimore. -
hydroelectric power
This form of power was first discovered by a settler out in the midwest -
solar
Two large plants were built in the US -
Hover dam
This dam was a source of hydroelectric power -
Nuclear
Nuclear plants were first in action -
geothermal
the First Geothermal plant was built -
wind power
the US begain working wind power -
Energy used today
This is how the energy use is distributed today. -
Where our energy come form today
