Electric Lightbulb (8 nov 1875 año – 30 dic 2000 año)

Descripción:

1875, Thomas Edison invented the Electric light bulb. Although there were more than 20 types of lightbulb invention before Edison, Edison's invention was the best at that time. The lightbulb that Edison invented could stay bright for the longest time.

Energy: Electronic magnetic field. (Heat up the wire and produce light)

[Click into the second image (Graph)]
The graph shows how the invention of the Electric light bulb affects global warming. As the graph shown after the light bulb was invented (1875) the average temperature increases over time.