P1.3 The Particle Model

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Across
  1. 3. The state with the weakest forces of attraction.
  2. 7. State change from a liquid to a gas.
  3. 9. Gas particles have the most ..... energy.
  4. 11. Forces of ..... keep particles close together.
  5. 15. The change of state from a gas to a liquid.
  6. 16. State change from a gas to a liquid.
  7. 17. Liquid particles ...
  8. 19. In a regular object, there are lines of .....
  9. 21. To go from a solid to a gas, temperature of the substance must .....
Down
  1. 1. This is used to measure the mass of an object.
  2. 2. The change of state from a solid to a gas.
  3. 4. .... = density x volume.
  4. 5. On a changes of state graph, changes of state are represented by a ...... line.
  5. 6. Solid particles ..... in the same position.
  6. 8. The movement of particles in a gas.
  7. 10. Solid particles have a ..... shape and volume.
  8. 12. To determine the volume of a regular object, you must measure the lengths with a .....
  9. 13. On a changes of state graph, states are represented by a ..... line.
  10. 14. Gas particles move with different ....
  11. 18. Solids have a higher ..... than gases as there are more particles in a given volume.
  12. 20. State change from a solid to a liquid.