We started unit 2 of the AH course today and I mentioned that it was Benjamin Franklin who introduced the terms positive and negative to describe electrical charges. Our friends at xkcd have a cartoon about it.
with mr mackenzie
with mr mackenzie
We started unit 2 of the AH course today and I mentioned that it was Benjamin Franklin who introduced the terms positive and negative to describe electrical charges. Our friends at xkcd have a cartoon about it.