In 1746 Benjamin Franklin decided to convince his poors that lightning was a form of electricity. He new a kite in a thunderstorm, a foolhardy thing to do, and got sparks from the metal key he had attached to the string at ground level, Ho shocked his friends into believing his theory
We can infer that Benjamin Franklin
a) didn't realize his danger in flying a kite during an electrical storm
b) was a very brave scientist
c) enjoyed flying kites
d) was a great American statesman
We can infer from this passage that in 1746
a) thunderstorms were unusual occurrences
b) energy was produced by lightning
c)not much had been learned about electricity
d) a key on a kite string would give off sparks