matter review

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Across
  1. 5. how much space something takes up
  2. 6. state of matter where the particles are tight together
  3. 9. how light bounces off something (shiny)
  4. 11. a _____ change is a change that produces new matter with new properties
  5. 15. when a metal react with air and cause rust or tarnish
  6. 16. a type of mixture where on substance dissolves in another
  7. 17. particles are very far apart and you cannot see this state
Down
  1. 1. a chemical property that means something can burn
  2. 2. when one substance dissolves in another (salt and water)
  3. 3. when you remove energy from a liquid the substance may ____
  4. 4. an object has this if heat and electricity move through it easily
  5. 7. anything that has mass and volume
  6. 8. _______ properties are observable and measurable
  7. 10. a physical _____ is a change that begins and ends with the same type of matter
  8. 12. the amount of matter in an object
  9. 13. state of matter with a definite volume but no definite shape
  10. 14. when you add ______ to a solid it will sometimes melt
  11. 15. ______ of mass states that matter cannot be created or destroyed