vocab

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Across
  1. 1. Anything that has mass and takes up space
  2. 4. Center of an atom
  3. 6. A subatomic particle that has a positive charge and that is found in the nucleus of an atom
  4. 7. Smallest particle of an element
  5. 9. Electrons on the outermost energy level of an atom
  6. 10. A state of matter with no definite shape or volume
  7. 12. point The temperature at which a solid becomes a liquid
  8. 14. Atoms of the same element that have different numbers of neutrons
  9. 15. A state of matter that has a definite shape and a definite volume
Down
  1. 2. A subatomic particle that has a negative charge
  2. 3. A subatomic particle that has no charge and that is found the nucleus of an atom
  3. 5. point The temperature at which a liquid changes to a gas
  4. 8. state of matter found in stars, lightening and the aurora borealis
  5. 11. A state of matter that has no definite shape but has a definite volume
  6. 13. point The temperature at which a liquid changes into a solid