Short Answer Questions

1.How does a power plant work?

2. How does a generator work?

3. Do magnetic fields only exist at the poles of a magnet? Explain.

4. What is electromagnetic induction?

5. Why does lightening happen?

6. How does an electromagnet work?

7. If you have a circuit consisting of a battery and a wire, what two factors determine the amount of current in the circuit?

8. What happens to the current in a circuit when resistance increases and voltage stays the same?


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