Matter Vocabulary

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Across
  1. 4. A particle that doesn't have charge and is found inside of the nucleus of an atom
  2. 5. The Atomic Mass Unit
  3. 8. A particle and has a negative charge
  4. 9. A state of matter that doesn't have a definite shape but does have a definite volume
Down
  1. 1. Atoms of the same element that have different numbers of neutrons
  2. 2. The Smallest Particle of an Element
  3. 3. A state of matter that has no definite shape and no volume
  4. 4. The center of an atom
  5. 6. Anything that has mass and also will take up space
  6. 7. A state of matter that has a definite shape and also has a definite volume