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The first commercial U.S. coal production
Coal. Digital image. N.p., n.d. Web. 28 June 2016. http://images.financialexpress.com/2015/08/coal-l-reuters.jpg. -
James Watt patented the modern-day steam engine which used coal.
James Watt Steam Engine. Digital image. N.p., n.d. Web. 28 June 2016. https://www.asme.org/getmedia/4a52b8b1-4e42-4d58-8255-e98b9ae2795f/James_Watt-Energy-02.jpg.aspx?width=340. -
Alessandro Volta Invents First Electric Battery.
Alessandro Volta first battery. Digital image. N.p., n.d. Web. 28 June 2016. http://www.cellstream.com/csiwiki/images/0/03/Volta_Chemical_Battery.jpg. -
First Natural Gas Well in US Is Drilled
Natural gas well. Digital image. N.p., n.d. Web. 28 June 2016. http://image.slidesharecdn.com/shalegasbysanyamjain-160414175932/95/shale-gas-by-sanyam-jain-8-638.jpg?cb=1460656817. -
Ethanol Blend Displaces Whale Oil
1830s Oil Lamp. Digital image. N.p., n.d. Web. 28 June 2016. http://i.ebayimg.com/00/s/ODAwWDY5NA==/z/iusAAOSwG-1Wynn1/$_1.JPG. -
Joseph Henry Invents the Electrical Relay
could send electrical currents long distances Electrical relay. Digital image. N.p., n.d. Web. 29 June 2016. https://upload.wikimedia.org/wikipedia/commons/0/05/Relay_Parts.jpg. -
Nikola Tesla Invents the Tesla coil
The transformer changed electricity from low voltage to high voltage, making it easier to transport over long distances. Tesla Coil. Digital image. N.p., n.d. Web. 29 June 2016. http://images.realclear.com/225972.jpg. -
Automobiles Created Demand for Gasoline
The First Cars. Digital image. N.p., n.d. Web. 28 June 2016. http://www.ausbcomp.com/~bbott/cars/lutzmann.jpg. -
The Niagara Falls Hydropower Station opened.
Ontario Power Generation. Digital image. N.p., n.d. Web. 29 June 2016. http://www.opg.com/generating-power/hydro/projects/niagara-tunnel-project/Tunnel%20Image%20Gallery/Sir%20Adam%20Beck%20Generating%20Complex/com_4.jpg. -
Nuclear Replaces Hydropower
Nuclear replaces hydropower as the second-largest source of electricity in the United States, after coal. Nuclear power plant. Digital image. N.p., n.d. Web. 29 June 2016. http://trinitynews.ie/wp/wp-content/uploads/2014/12/nuclearpowerpic.jpg.
