Unit 1B

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Across
  1. 3. Metal Rusting - What change is this? (Chemical or Physical)
  2. 5. Homogeneous and hetergenous _________
  3. 6. Elements and compoudns are _______
  4. 7. material made of 2 or more elements combined
Down
  1. 1. Ice Melting - What change is this? (Chemical or Physical)
  2. 2. A material that is made up of 2 or more substances
  3. 4. Definite volume, but not definite shape