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Where does water come from?

  •  English    20     Public
    Science
  •   Study   Slideshow
  • What is this?
    lake
  •  10
  • What is this?
    rain
  •  15
  • What is this?
    pond
  •  15
  • What is this?
    river
  •  15
  • What is this?
    reservoir
  •  15
  • What is this?
    sea
  •  10
  • What is this?
    lake
  •  15
  • What is this?
    ocean
  •  10
  • What is this?
    reservoir
  •  20
  • What is this?
    pond
  •  15
  • What is this?
    lake
  •  10
  • What is this?
    rain
  •  10
  • What is this?
    river
  •  15
  • What is this?
    sea or ocean
  •  15
  • What is this?
    pond
  •  10
  • What is this?
    ocean
  •  15