Matter

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Across
  1. 4. (The amount of matter in an object)
  2. 7. (The state of matter that has both a definite volume and a definite shape)
  3. 8. (A fundamental particle of matter, found in atoms)
  4. 9. (The basic unit of a chemical element
  5. 10. (A method for measuring the amount of matter)
Down
  1. 1. (A substance made of two or more different elements)
  2. 2. (This type of matter has no fixed shape or volume)
  3. 3. (The force that attracts matter toward the center of the Earth)
  4. 5. (The phase of matter that has both a fixed volume and shape)
  5. 6. (The state of matter with a fixed volume but no fixed shape)