SCience crossword

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Across
  1. 2. solids turning into a liquid
  2. 5. total space
  3. 6. weigh
  4. 8. very spaced out particles
  5. 11. close together particles
  6. 13. water cycle
  7. 14. gas
  8. 15. hot
Down
  1. 1. super fast items
  2. 3. spaced out particles
  3. 4. hot in numbers
  4. 7. fuel
  5. 9. rock
  6. 10. liquids turning into a solid
  7. 12. capability