Unit 1 Chemistry

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