Across
- 3. form of energy that exhibits wave-like behavior as it travels through space
- 7. the change in direction of a wave passing from one medium to another caused by its change in speed
- 8. the model used when talking about how light move
- 12. ______ contains a continuous range of wavelengths and frequencies
- 15. property of certain electromagnetic radiations in which the direction and magnitude of the vibrating electric field are related in a specified way
- 18. occurs when two waves meet while traveling along the same medium
- 19. light waves we can see
- 20. particle that is emitted when certain frequency of light hit a metal
- 21. light is thought to have ____ nature
Down
- 1. number of waves that pass a given point per second
- 2. Matter can gain or lose energy only in small, specific amounts
- 4. spreading out of waves as they pass through an aperture or around objects.
- 5. wave’s height from the origin to a crest.
- 6. light waves that have a higher frequency than visible light
- 9. an element is the set of frequencies of the electromagnetic waves emitted by the atoms of the element
- 10. separates sunlight into a continuous spectrum of colors
- 11. particle of electromagnetic radiation with no mass that carries a quantum of energy
- 13. when electrons are emitted from a metal’s surface when light of a certain frequency shines on it
- 14. shortest distance between equivalent points on a continuous wave
- 16. the model used when talking about how light interacts matter
- 17. light traveling through one material bounces off a different material