Benjamin Franklin, Electricty Experiment with Kite
Benjamin Franklin's experiment with the kite "..when the string was thoroughly wet, abundance of electricity was procured..." Benjamin Franklin (1706-1790), American scientist, inventor and statesman. Franklin showed that lightning is electricity by flying a kite carrying a metal key during a thunderstorm. This led to his invention of the lightning rod to protect buildings from lightning strikes. He also invented fins for swimming, bifocal glasses, a urinary catheter and showed that evaporation cooled objects. In between all this, he also found time to found the USA, help shape the revolution and be a signatory of the Declaration of Independence.
Credit
Science Source
/ NOAA/Science Source
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2850 x 3924 pixels
Print Size @ 300 dpi
10 x 13 inches / 24 x 33 cm