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Water Treatment

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    Water Treatment
  •   Study   Slideshow
  • We use water mostly for
    Drinking/Cooking/Bathing.
  •  20
  • Water that comes from natural process are
    Evaporation, condensation, percipitation
    Sedimentation, condensation, disinfection
    Evaporation, operation, filtration
  •  20
  • Natural water resources include rain, rivers, lake, pond, streams and __________?
    Sea.
  •  20
  • Is this evaporation process?
    Yes.
    No.
  •  20
  • Is this condensation process?
    Yes.
    No.
  •  20
  • Is this percipitation process?
    Yes
    No
  •  20
  • Percipitation process can produce ____________ and _____________.
    Hurricane, tornado
    Rain, snow
    Flood, snow
  •  20
  • Condensation process is turning water vapour into liquid and produce __________.
    Tornado.
    Hurricane.
    Clouds.
  •  20
  • Water treatment plant needs to go through ___________ steps in order to distribute clean water.
    1
    3
    4
    2
  •  20
  • Coagulation and flocculation process uses __________ and __________ to stick all the flocs together.
    Aluminium sulfate, chloride
    Sodium bisulfate, gravity
    Chlorine, ozone
  •  20
  • Sedimentation process uses ___________ to pull all the remaining flocs to the bottom.
    gravity
    sludge
    bubbles
  •  20
  • In filtration process, _____________ are used to filter water from unwanted suspended solids/bacteria.
    sand filters
    chlorine
    bleach
  •  20
  • Disinfection process is to make sure all ________________ are killed and ready to distribute clean water to the residents.
    pathogens/bacteria
    chloride
    activated carbon
  •  20