Would You Be Useful?

Imagine you could travel back in time … say, a couple thousand years. Would you be able to teach people about technologies that are now common, but were unknown then? That's the question The Universe As asks:

If you were to travel 2000 years into the past, how useful would you be in jumpstarting technological advancements? This 10 question quiz will help you figure out your technological usefulness. If you do poorly on the quiz, as most people likely will, then just let that inspire you to study up more on how things work and where raw materials come from.

Take the quiz, and leave your score in the comments. I scored 8 out of 10.