Match the following:
| 1. Light energy | a. Loud-speaker |
| 2. Sound energy | b. Electric motor |
| 3. Mechanical energy | c. Electromagnets |
| 4. Magnetic energy | d. Electric bulb |
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Match the following:
| 1. Light energy | a. Loud-speaker |
| 2. Sound energy | b. Electric motor |
| 3. Mechanical energy | c. Electromagnets |
| 4. Magnetic energy | d. Electric bulb |