From shocking breakthroughs by Franklin to spark-worthy battles of AC vs. DC, prove you’re the current master.
During the late-1880s "War of the Currents," which type of electrical power did Thomas Edison promote against Tesla and Westinghouse?
Direct current
In 1800, who built the first electric battery, the “voltaic pile,” amid a debate over animal vs. metallic electricity?
Alessandro Volta
In 1752, Benjamin Franklin’s kite-and-key experiment demonstrated that lightning is a form of what?
Electricity
After his 1752 kite experiment showed lightning was electricity, what building-top device did Benjamin Franklin create to safely channel 'electrical fire' into the ground?
Lightning rod
Who demonstrated electromagnetic induction with paired coils on an iron ring in 1831–1832, laying the groundwork for transformers, motors, and generators?
Michael Faraday