Chemistry

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Across
  1. 1. the unit for frequency
  2. 4. discovered the constant between energy and frequency
  3. 7. the negatively charged subatomic particle
  4. 8. the prefix that means 1000
  5. 9. repeats per second of a wave
  6. 12. height of a wave
  7. 14. discovered the electron
  8. 15. the positively charged subatomic particle
Down
  1. 2. discovered the nucleus of the atom
  2. 3. the distance between repeating points on a wave
  3. 5. the unit for wavelength
  4. 6. made the model of the hydrogen atom
  5. 10. made the wave equation
  6. 11. the neutrally charged subatomic particle
  7. 13. the prefix for one-thousandth