Water And Changes Of State

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Across
  1. 3. ___ is the change in the state of water from a solid to a liquid due to heat gain.
  2. 7. The ___ the temperature, the higher the rate of evaporation.
  3. 10. Water is ___ because it has mass and occupies space.
  4. 13. The ___ point of water is the temperature at which the liquid changes from a liquid to a solid state due to heat loss.
  5. 14. ___ is the change in the state of water from a liquid to a gas due to heat gain.
  6. 16. ___ is hot water vapour at 100 degree Celsius.
  7. 17. Evaporation occurs at ___ temperature below boiling point.
  8. 20. The ___ of the water and its surroundings affect the rate of evaporation.
  9. 21. ___ is the measure of the amount of water vapour in the air.
  10. 23. The temperature at which ___ melts is called its melting point.
  11. 24. On a dry day, it is ___ for water to evaporate.
  12. 25. Evaporation occurs ___ the time.
  13. 28. ___ is the change in the state of water from a liquid to a gas due to heat gain.
  14. 29. The greater the area of ___ surface, the higher the rate of evaporation.
  15. 31. Water vapour condenses when it meets a ___ surface.
  16. 32. On a humid day, it is ___ for water to evaporate.
Down
  1. 1. ___ state - water vapour and steam
  2. 2. The boiling point of water is ___ degree Celsius.
  3. 4. Water is able to ___ from one state to another by losing or gaining heat.
  4. 5. When water loses heat, its temperature ___.
  5. 6. The ___ the wind, the higher the rate of evaporation.
  6. 8. When water gains heat, its temperature ___.
  7. 9. The melting point of ice is ___ degree Celsius.
  8. 11. On a ___ day, humidity is high and there is a lot of water vapour in the air.
  9. 12. ___ is the change in state of water from a gas to a liquid due to heat loss.
  10. 15. ___ state - drinking water and seas
  11. 18. The temperature at which ___ boils is called its boiling point.
  12. 19. When wind blows, it takes away the ___ and creates space for more water vapour to form.
  13. 22. On a ___ day, humidity is low and there is little water vapour in the air.
  14. 26. The ___ the humidity of the air, the higher the rate of evaporation.
  15. 27. Evaporation produces a ___ effect.
  16. 30. The ___ of evaporation indicates how fast or how slow evaporation is taking place.