Water Treatment

Particles bind with the chemicals and form larger particles, called floc during this step of water treatment.

• sedimentation

• coagulation

• filtration

• storage

The settling process of water treatment is called:

• flocculation

• coagulation

• sedimentation

• filtration

Sand, gravel, and charcoal are used to remove dissolved particles during this step of water filtration:

• coagulation

• flocculation

• sedimentation

• filtration

During _________ chlorine is used to kill pathogens.

• sedimentation

• coagulation

• disinfection

• filtration

This step of wastewater treatment removes large debris:

• screening

• pumping

• aeration

• sludge removal

This step of wastewater treatment removes odors:

• screening

• pumping

• aeration

• sludge removal

In the _________ tank, bacteria is killed.

• sludge

• scum

• chlorine

• aeration

Reclaimed wastewater can be used for:

• irrigation

• recreation

• drinking

• all of the above

Tags

NGSS.MS-ESS2-4

Gray water is from the:

• sink/dishwasher/washing machine

• toilet

Black water is from the:

• sink/dishwasher/washing machine

• toilet