States of Matter Vocabulary

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Across
  1. 4. Water in any form (snow, hail, sleet, rain...) that falls from the clouds when they get too heavy.
  2. 7. When a gas cools down and becomes a liquid.
  3. 10. When a state of matter changes from a liquid to a solid.
  4. 11. Water in it's gas form.
  5. 12. State of matter with molecules that have lots of space between them.
  6. 13. The solid form of water.
  7. 14. State of matter with molecules that are packed together.
  8. 15. A change that can be undone.
  9. 16. A collection of tiny water droplets that looks white and fluffy in the sky.
Down
  1. 1. A change that cannot be undone.
  2. 2. Something that people or machines have created.
  3. 3. State of matter with molecules that have a little bit of wiggle room.
  4. 5. Where all the water collects like oceans, lakes, and rivers.
  5. 6. Something that comes from nature.
  6. 8. When a state of matter changes from liquid to solid.
  7. 9. When a liquid heats up and turns into a gas.
  8. 11. How water moves around in the world and changes states of matter.