Matter

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Across
  1. 2. An object that you write on that is a solid.
  2. 3. State of matter where particles are slowly moving.
  3. 6. The amount of space an object takes up.
  4. 7. Liquids take the shape of their __________________.
  5. 9. Dry ice is an example of _________________.
  6. 11. State of matter where particles are packed tight together.
  7. 12. Reaction where heat is absorbed.
  8. 14. The amount of matter in an object.
  9. 15. Particles go through an exothermic reaction to become a solid.
Down
  1. 1. Example of a gas that fills balloons.
  2. 4. Solid changed to a liquid.
  3. 5. Surface water turns to gas.
  4. 8. Water vapor in the air becomes dew is an example of ___________________.
  5. 10. Cook water on the stove and the particles begin to gain energy and turn to steam.
  6. 13. Reaction where heat is lost.
  7. 16. State of matter where particles move at a high speed.