pick from the following. 1. Unplugged refrigerators; 2. Firecrackers; 3. energy; 4. our nearest star; 5. Melted candles; 6. kinetic energy; 7. Light bulbs; 8. Burning stoves;

Fact 1: Some light bulbs convert electricity into light and heat energy. Fact 2: Electricity requires the movement of electrical charges. Given the two facts above, which of the following can process the movement of charges into light and heat energy?
Answer:
7.