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Chapter 18
Concept 1 Quiz
Concept 1 Quiz
Examine the weight of air and the definition of air pressure in order to understand how air pressure is measured and how it changes with altitude.
This activity contains 10 questions.
Air pressure represents the _________ of air as measured above a given location.
condensation
volume
solid state
temperature
weight
Meteorologists use milligrams to express air pressure measurements.
True
False
The instrument used to measure air pressure is called a/an
anemometer
barometer
thermometer
pressure gauge
none of the above
Standard sea level pressure is
3.7 kilograms per square centimeter
100 kilopascals
1020.6 millibars
29.92 inches of mercury
15.8 pounds per square inch
Air pressure exerts a force on our bodies and all objects about us.
True
False
If air molecules behave like an ideal gas, during collisions the molecules will
cool down
bounce off each other
break into new materials
stop
combine
A continuous record of pressure changes over time is made possible with a/an
barograph
calipers
mercurial barometer
anemometer
none of the above
Air pressure decreases as Earth's gravity weakens with increasing altitude.
True
False
An aneroid barometer can be used to indicate altitude for aircraft and other applications.
True
False
Variations in air pressure measured over time can be important for weather forecasting.
True
False
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