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The Air around you and Air pressure
Weather and climate 1-1 and 1-3
11
Science
7th Grade
12/30/2019

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Cards

Term
air pressure
Definition
a force that is the result of the weight of a column of air pushing down on an area
Term
density
Definition
the amount of mass of a substance to a given volume
Term
pressure
Definition
the force pushing on an area or surface
Term
barometer
Definition
an instrument used to measure changes in air pressure
Term
aneroid barometer
Definition
an instrument that measures changes in air pressure without using a liquid
Term
mercury barometer
Definition
an instrument that measures changes in air pressure, using a liquid
Term
altitude
Definition
amount of elevation above sea level
Term
weather
Definition
condition of the atmosphere at a particular time and place
Term
ozone
Definition
a form of oxygen that has three oxygen atom in each molecule instead of the usual 2
Term
water vapor
Definition
water in the form of a gas
Term
atmosphere
Definition
the layer of gases that surrounds the Earth
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