Chapter 12 Review

Which method of estimating postmortem interval is least reliable if a person has been dead less than 12 hours?

• rigor mortis

• livor mortis

• potassium levels in the eye

• algor mortis

Works by giving dust particles an electrical charge

• scrubber

• electrostatic precipitator

• air handler

• electroionizer

All of the following are primary air pollutants except

• carbon monoxide

• nitric acid

• sulfur oxides

• VOCs

Which of the following industries is the largest producer of primary air pollutants in the United States?

• electricity production

• healthcare

• transportation

• agriculture

Tags

NGSS.MS-ESS3-4

Temperature inversions work to trap pollution when

• cool air above keeps warmer air at the surface from moving upward

• cool air above keeps warmer air at the surface from absorbing solar radiation

• warm air above keeps cooler air from absorbing solar radiation

• warm air above keeps cooler air at the surface from moving upward.

Light pollution can be decreased by

• directing lighting downward.

• lighting billboards from below.

• using incandescent light bulbs.

• increasing the number of lights per block on a city street.

Tags

NGSS.MS-ESS3-3

Acid precipitation can be traced back to

• the burning of fossil fuels.

• the use of electrostatic precipitators

• thermal inversions.

• the release of particulate matter into the atmosphere.

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NGSS.MS-ESS3-4

When the acidity of soil increases,

• the pH reaches levels as high as 7.0 to 9.0

• some nutrients are dissolved and washed away.

• the number of bacteria increases as well

• It causes skin irritation

Tags

NGSS.MS-LS1-5

NGSS.MS-LS2-3

Acid precipitation can lead to all of the following except

• a decrease in a community's standard of living

• an increase in respiratory ailments.

• an increase of aquatic biodiversity

• a destruction of historic monuments

Tags

NGSS.MS-LS1-5

NGSS.MS-LS2-5

You push on a box and are unable to move it. What force opposes your push?

• static friction

• rolling friction

• sliding friction

• air resistance