Across
- 1. What energy source is produced from the sun?
- 3. Lightning converts ____________ energy into light.
- 4. What energy comes from vibrations moving through something?
- 6. What is the energy that is transferred by electromagnetic radiation?
- 8. What simple machine is it that pivots around a fixed point?
- 10. What simple machine is an inclined plane wrapped around a cylinder?
- 13. What is energy?
- 15. What is the energy of an object that is in motion?
- 18. Energy can't be _________ or ___________.
- 19. What is the energy of an object due to its motion/position?
- 21. What simple machine is a shaft attached to a wheel of a larger diameter so that both rotate together?
Down
- 1. What machines do work with using only one movement?
- 2. What simple machine is a grooved wheel with a rope or wrapped around it?
- 5. What energy is in the nucleus of an atom?
- 7. What is the energy that is in the form of heat?
- 9. What simple machine is an inclined plane that moves?
- 11. What machines work using two or more simple machines together?
- 12. What energy is waves of energy that travel through Earth's layers?
- 14. What is the energy of an object that is stored in particles?
- 16. We convert ____________ energy in our food into mechanical energy for us to move.
- 17. What energy source is made from tidal waves?
- 20. What simple machine is a flat, sloped surface?