Particle theory

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Across
  1. 2. Can particles in gas move.
  2. 4. why does particle speed up when it’s heated
  3. 5. How are particles of gas arranged
  4. 8. particles are __ far apart than liquid particles
  5. 9. Can particles in liquid move
  6. 13. Liquid particles move ___
  7. 15. When particles are heated and in a container the particles are under more
  8. 16. The particles that are tightly packed together is what state of matter
  9. 18. particles are always
  10. 19. Liquid has a ___ volume
  11. 20. What slows down the particles in the air
  12. 22. Liquid turning into gas is the opposite of what
Down
  1. 1. How are particles of solid arranged
  2. 3. How many states of matter are there
  3. 6. What do u call the process of gas becoming liquid
  4. 7. What is the process of solid becoming liquid
  5. 10. What energy increases when heat rises
  6. 11. Matter is made out
  7. 12. Is it possible for the particles in solid escape
  8. 14. Process when particles of liquid become solid
  9. 17. What happens if you heat water until 100 Celsius
  10. 21. Can particles in solid move
  11. 23. What does particle theory explain