Matter

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Across
  1. 4. solid, liquid, or gas
  2. 6. slows down or stops electric or heat flow
  3. 7. categorize or identify to a set or group
  4. 8. amount of matter in an object
  5. 9. ability to dissolve in water
Down
  1. 1. anything that had mass and takes up space
  2. 2. attracted to iron, nickel, or cobalt
  3. 3. how tightly packet particles are in a substances
  4. 5. the amount of space an item takes up
  5. 7. can transfer heat or electricity