water cycle

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Across
  1. 4. when water vapour becomes steam at _____ degrees celsius
  2. 5. when water droplets _____ heat to become water vapour. It occurs at ____ temperatures
Down
  1. 1. the process in which water vapour ____ heat to become water droplets
  2. 2. Heat is ____ to the surroundings when water freezes
  3. 3. the volume of ice ________ when water freezes