Across
- 3. the number of wave cycles
- 4. pattern formed when light passes through a prisim
- 12. number of protons
- 13. cloud with electrons and levels
- 14. electrons on the outer level of the cloud
- 16. original state of electrons
- 18. atoms w/ the same element with different # of neutrons
- 19. when the electrons "jump" up energy levels
Down
- 1. negative subatomic particle
- 2. holds protons and neutrons
- 4. the height of the waves crest
- 5. length in between the waves
- 6. positive subatomic particle
- 7. smallest unit of matter
- 8. number of protons and neutrons
- 9. matter made up of one kind of atom
- 10. phenomenon when electrons are pushed out when light shines on metal
- 11. a quantum of light pushed out when electrons calm down
- 15. neutral subatomic particle
- 17. wavelength of visible light