Unit 3-Pollution Review (Science 9)

Humans most commonly come into contact with Mercury by...

• Eating fish that already contains mercury

• Drinking contaminated water

• Digging and disturbing the ground

• Swimming in contaminated water

Arsenic is naturally found in ________.

• Well water

• The Earth’s crust

• Contaminated Superfund Sites

Arsenic can lead to ________ in the skin, lungs, and kidneys.

• Swelling

• Cancer

• Irritation

• Infection

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NGSS.HS-ESS3-1

Which is NOT true about lead?

• We have pipes in the US that are made of lead

• Lead used to be used in paints, and can still be found in older homes

• Lead is more dangerous the older you are

• Lead exposure damages your brain and kidneys

Which is true about electronic waste?

• Gets processed here in the United States when you recycle it

• Does not contain toxic materials such as heavy metals

• It is expensive and time-consuming to recycle

• All/most of the precious metals in electronic waste get used to make new electronics

Tags

NGSS.MS-ESS3-3

NGSS.MS-ESS3-4

NGSS.MS-ETS1-1

NGSS.MS-PS1-3

What do we call it when a location has so much groundwater pollution that the federal government steps in to help clean it up?

• Superfund Site

• Federal Cleanup Site

• Hazard Zone

• Nationally Registered Site

Which of the following statements about MN groundwater is TRUE?

• Polluted groundwater in Minnesota only has a negative impact on people.

• All groundwater in Minnesota is considered to be contaminated by the MPCA.

• Most of the contaminated groundwater sites in MN are located near large cities (Twin Cities, Duluth, etc,)

• It is not possible to avoid contaminating groundwater in MN with hazardous chemicals.

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NGSS.MS-LS2-4

Which of the following is an accurate statement about pollution and race?:

• White people and people of color are exposed to the same levels of pollution in MN.

• Low-income communities have higher exposure to pollution than communities of color.

• There is nothing that can be done to reduce the risk of pollution for communities of color.

• Communities of color are exposed to more pollution than any other category in MN and the U.S.

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NGSS.MS-ESS3-4

Of the three options Reduce/Reuse/Recycle, which is the best option?

• Reduce

• Reuse

• Recycle

• Landfill

What is a positive outcome for incinerators?

• They produce more trash.

• They produce heat which can be used to make power.

• They produce carbon dioxide.

• They produce ash which needs to be disposed of.

Tags

NGSS.MS-PS3-3