These four videos represent my best explanation of energy transfers:
ENERGY BALL - chemical to sound
DANCING WATER SPEAKER - electrical to sound
MESSAGE FAN - Electrical to motion and light.
Sound is a byproduct
1. What was your favorite station? Why?
2. Which object was most difficult to figure out? Why was it so hard to figure out the energy transfers in this object?
3. Which three stations do you feel very confident that you figured out correctly? Describe one and explain what made it so obvious.
4. Was it always possible to know for sure what kinds of energy transfers occurred?
LOVE THERMOMETER - heat to motion to gravitational