Electricity; he invented the lightning rod.
Metals; he developed a more efficient stove.
Printing; he ran a printing shop for many years.
Oceanography; Franklin was the first person to map the Gulf Stream.
Astronomy; his almanac was superb.
Timekeeping; his description of the cycle of leap years was outstanding.
Benjamin Franklin was a "polymath"; he was a genius, and studied everything around him.
benjamin franklin
key on a kite(electricity)
Benjamin Franklin wrote "New Experiments and Observations on Electricity" in 1751. This work was influential in shaping the scientific understanding of electricity during that time.
she did not help him with his experiments because they were separated for most of their marraige
1. He conducted experiments with electricity
Benjamin Franklin proved the existence of electricity.
Benjamin Franklin is famous for his experiments with electricity. Unfortunately, records don't contain a particular experiment where he discovered positive and negative charges.
Benjamin Franklin became interested in science as a child. He was bored in school and spent his time doing science experiments on his own, which allowed him to develop an interest in science.
When Ben retired from the printing business he focused on electrical experiments.
Benjamin Franklin did not invent the lightning rod, but he did popularize its use through his experiments with electricity in the mid-1700s. The lightning rod was actually invented by the American scientist and statesman, Benjamin Franklin.
After the success of his printing business, Benjamin Franklin devoted his time to scientific experiments on electricity. Watching experiment performed by Adam Spencer in 1743 motivated him to carry out his own experiments.
Benjamin Franklin's surname is Franklin.