Across
- 2. anything on the electromagnetic _______ is categorized as light
- 4. an object that is experiencing only the force of gravity is in _____ fall
- 6. the total amount of energy in the universe is _____
- 7. a push or a pull
- 9. objects that are in _____ have kinetic energy
- 10. _____ energy is the energy found in objects that are in motion
- 12. the layperson's unit for energy
- 13. Are radio waves categorized as sound or as light?
- 15. sound is generated by _____ particles (usually air)
- 16. _____ in the universe has energy
Down
- 1. the scientist's unit for energy
- 3. In a closed electric circuit, _____ are moving
- 5. the acronym for the colors in visible light
- 8. _____ energy is the energy found in objects that have the capacity for motion
- 9. word that means "large-scale"
- 11. Which of these light waves has more energy: ultraviolet or infrared?
- 14. molecules at a high temperature move _____ than molecules at a low temperature
- 17. the force that a solid surface exerts in order to prevent an object from breaking through it