Let’s see how much you’ve picked up with these experiments and the reading – answer as best as you can. (No peeking at the answers until you’re done!) Just relax and see what jumps to mind when you read the question. You can also print these out and jot down your answers in your science notebook.
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(Don’t be fooled by the small number of questions here… if you can answer these accurately, you’ve mastered the lesson.)
1. How does a moving magnet make electricity?
2. What’s an electromagnet?
3. How does the DC motor you built work?
4. What is a reed switch?
5. How does a magnet make sound?
Need answers?
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