Chemistry

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Across
  1. 5. indefinite shape but definite volume
  2. 6. a tiny particle that creates a element
  3. 7. number the total number of protons and neutrons in the nucleus
  4. 8. anything that has a definite mass, anything that takes up space
  5. 10. positively charged particles of atoms
Down
  1. 1. something that has a definite shape
  2. 2. a substance made of the same atoms
  3. 3. negatively charged particles of atoms
  4. 4. it doesn't have a definite shape, nor volume
  5. 9. number the number of protons in the nucleus