Chapter 9- Lydia Valentine

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Across
  1. 3. Are used for things that are too small or too large to be observed.
  2. 6. Sometimes called the wave model
  3. 8. Positive charge
  4. 9. Fe is an example of a _________.
Down
  1. 1. minus(-)number of protons = number of Neutrons
  2. 2. Have no electrical charge
  3. 4. Negative charge
  4. 5. The atomic number, number of protons and the number of electrons all have the same
  5. 7. The number of electrons in the first orbit or shell
  6. 10. First real person to create a more accurate model of atoms