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Energy in the 18th Century
In the 18th Century, fire wood and animal labor were used for energy. -
Energy in the 18th Century
Steam engines have been invented, and they use steam as a source of energy, -
The battery
The first battery was invented in this year, -
The first electric motor
The first electric motor was invented in 1821. -
Energy in the 19th Century
Wind power is now used somewhat. For years, people have used sailboats, with wind powering the boat. -
Energy in the 19 Century
Coal is now a major source of energy, this is due to the increase of railroads. -
Energy in the 20th Century
Gas is now a source of energy. The introduction of cars lead to lots of gas stations. -
Solar panels
The solar cell was discovered in this year. Soon after it's discovery, the solar panel was created. -
Energy in the 20th Century
Burning municipal solid waste can produce energy. -
Electric car
The electric car was invented, because of rising gasoline prices.
