The Electro-Magnetic Connection

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1. What happens if a magnet is moved back and forth inside a coil of wire? *

1 point

A. The magnet becomes electrified.

B. The coil becomes magnetized.

C. The magnet loses its magnetism.

D. The coil gains an electrical current.

2. The first indication that light was a form of electromagnetic energy occurred when

1 point

A. Faraday measured the electrical current in a bolt of lightning.

B. Maxwell measured the speed of light.

C. Faraday saw that light could be affected by a magnetic field.

D. Maxwell suggested that electromagnetic energy moved as waves.

3. Explain the difference between electrical conduction and electrical induction. *

1 point

4. If you place a compass near an electrical current, explain what should happen and why. *

1 point

5. When an electrical current runs through a wire, it emits electromagnetic energy into the space that

surrounds the wire. Explain why this field of energy is considered a force.

1 point

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