Water Quality

Potable water is water that is ______________.

• polluted

• safe to drink

• biological

Temperature, turbidity, and water movement are the _____________ factors used to determine water quality.

• physical

• chemical

• biological

Dissolved oxygen, pH, nitrates, and salinity are _____________ factors used to determine water quality.

• physical

• chemical

• biological

Which of these is a possible location for point-source pollution?

• a large urban area

• a factory

• a mountain area

• a desert biome

Tags

NGSS.MS-ESS3-3

Amounts of iron, aluminum, ammonia, or mercury are amplified or diminished depending on the ________ of the water,

• temperature

• salinity

• amount of dissolved oxygen

• pH

Tags

NGSS.MS-PS1-2

Which glass is more turbid?

• The water in the glass on the right is more turbid

• The water in the glass on the left is more turbid

Tags

NGSS.MS-PS1-2

A test to determine the quantity of all the suspended, colloidal, and dissolved solids in water and it can cause water to be cloudy.

• Nitrates

• Dissolved oxygen

• PH

• Total Solids

The majority of aquatic creatures prefer a pH range of 6.5-9.0. If it is too low or high they will die

• True

• False

Tags

NGSS.MS-LS1-5

NGSS.MS-LS2-4

Turbidity measures the clarity of water

• True

• False

Which standard has a higher turbidity ?

• 2 NTU

• 10 NTU

• 40 NTU

• 400 NTU

Tags

NGSS.MS-PS4-2