Physical vs. Chemical Changes

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Across
  1. 2. a change of matter from one form to another
  2. 4. One sign a chemical reaction occurred is a change in this.
  3. 5. this is a physical property that is mass divided by volume
  4. 6. An example of a physical change where sugar combines with water
  5. 8. This is released or absorbed when matter changes
  6. 10. Sodium and Chlorine react to form this substance
  7. 11. Chemical property that describes a substance's ability to burn
  8. 12. Bubbles, fizzing, or foaming shows that this was produced
  9. 14. When two liquids combine, and form a new solid.
  10. 16. When Iron reacts with Oxygen, this chemical change occurs.
  11. 17. The amount of matter in an object
  12. 19. Another word for chemical change
  13. 20. The amount of space an object takes up
  14. 21. Ice absorbs thermal energy and changes state
Down
  1. 1. A form of energy that is released or absorbed.
  2. 2. a characteristic of matter that describes it
  3. 3. a change that occurs when one or more substances change into a new substance
  4. 7. You look for these to see if a chemical reaction occurred
  5. 9. A physical change involves a change in size, shape, or ____
  6. 13. Anything that has mass and takes up space
  7. 15. Chemical property that describes a substance's ability to combine with other substances
  8. 18. Describes what form of matter it is, such as a solid