Mini-Quiz: Basics of Static Electricity

1. Where do most static electric charges collect?

   In a copper wireSorry, not correct. Try another button. On the surface of a non-conductorThat is correct. You understand about static electricity. In a sparkGood try, but not right. Select another answer.

2. Which of the following will usually create static electricity?

   Rub a wet rag on a plastic combSorry, not correct. Try another button. Rub a coin with a plastic combOops! Wrong answer. Re-read the question and try again. Rub a plastic comb with some rabbit furCorrect. And you're good looking, too.

3. What can cause electrons to jump across a gap and cause a spark?

   The force from a large positive charge on the other side of the gapThat is correct. You understand about static electricity. Lightning causes many things to happenGood try, but not right. Select another answer. Heating up the gapOops! Wrong answer. Re-read the question and try again.

Pick an answer to see instant feedback. Re-read the lesson if you miss one.