Question

Energy Transformations. Identify the energy transformations for each problem.

1. Windmill
2. Lightbulb
3. Photosynthesis
4. Solar Calculator
5. Drum
6. Matchstick

Answer 1

1. Windmill: Kinetic energy of the wind is transformed into mechanical energy of the windmill, which is further transformed into electrical energy.
2. Lightbulb: Electrical energy is transformed into light energy and heat energy.
3. Photosynthesis: Solar energy is transformed into chemical energy in the form of glucose.
4. Solar Calculator: Solar energy is transformed into electrical energy.
5. Drum: Mechanical energy from striking the drum is transformed into sound energy and some heat energy.
6. Matchstick: Chemical potential energy in the matchstick is transformed into heat energy and light energy when it is ignited.