1. When you turn on a flashlight, what energy change happens?, A. Chemical → Electrical → Light, B. Electrical → Sound → Chemical, C. Light → Mechanical → Heat, D. Mechanical → Sound → Electrical, 2. What energy transformation happens when you play a drum?, A. Chemical → Heat, B. Electrical → Light, C. Mechanical → Sound, D. Sound → Heat, 3. What makes an electric fan spin when plugged in?, A. Chemical → Mechanical, B. Electrical → Mechanical, C. Heat → Light, D. Sound → Mechanical, 4. When water boils on an electric stove, what energy change happens?, A.Chemical → Sound, B. Electrical → Heat, C. Light → Sound, Mechanical → Chemical, 5. Which example shows energy transformation?, A. A book on a shelf, A closed door, C. A fan blowing air, D. A pencil on a table, 6. When you speak into a microphone, what transformation happens?, A. Electrical → Mechanical, B. Mechanical → Sound, C. Sound → Electrical, D. Light → Heat, 7. When a person eats food and starts running, what energy change happens?, A. Chemical → Mechanical, B. Electrical → Heat, C. Mechanical → Chemical, D. Sound → Light, 8. When a light bulb is turned on, what energy does it produce?, A. Chemical and sound, B. Heat and chemical, C. Mechanical and sound, D. Light and heat, 9. What transformation happens when you strike a match?, A. Chemical → Heat and Light, B. Electrical → Sound, C. Light → Mechanical, D. Mechanical → Electrical, 10. When a solar panel powers a small light, what change happens?, Heat → Sound, B. Light → Electrical → Light, C. Mechanical → Chemical, D. Sound → Heat.

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