Try taking the Pew Science and Technology quiz. I will say that my 8th graders were exposed to almost every one of these topics this year. There is only one I know we didn't talk about, and a couple we only touched upon. I'm going to let them take it and see how they do.

http://www.pewresearch.org/quiz/science-knowledge/
_________________________
"If a law is unjust, a man is not only right to disobey it, he is obligated to do so."

-Thomas Jefferson