Matter & Density

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Across
  1. 3. Water in the form of a gas is called
  2. 5. You might pour this thick liquid on a hot dog or hamburger
  3. 7. When atoms are in this state of matter they fly around freely
  4. 12. Digesting food is a type of _____ change
  5. 13. The auroras, or Northern Lights, are a type of this
  6. 14. The amount of matter something contains is its
  7. 16. Raindrops are this state of matter
  8. 17. Matter that has a definite shape and volume is in this state
  9. 18. On a warm day, the liquid water in a puddle will ____ and turn into gas
  10. 19. Water, in solid form is called
  11. 20. Comparing an objects mass to its volume is its
Down
  1. 1. The amount of space that matter takes up is its
  2. 2. Liquid matter takes the shape of its
  3. 4. Shredding paper is a type of _____ change
  4. 6. This is a very light gas found in some balloons
  5. 8. At 0 degrees Celsius, water
  6. 9. This is the type of gas that plants need to make food
  7. 10. At 100 degrees Celsius, water
  8. 11. This is liquid rock that pours out of a volcano
  9. 15. Solid white flakes of water that fall from the sky are known as
  10. 17. Solid matter does not change its