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1. Atmosphere

DDMS 7th grade, chap 2, sec 1-2

QuestionAnswer
The condition of the Earth's atmosphere at a particular time and place Weather
The envelope of gasses that surround a planet Atmosphere
A form of oxygen containing three atoms in each molecule, instead of two Ozone
Water in the form of a gas Water Vapor
The amount of mass that is contained in a certain volume Density
The force pushing on a surface Pressure
The force caused by the weight of air pushing down on an area Air Pressure
An instrument used to measure air pressure Barometer
An instrument that measures air pressure with a glass tube parially filled with mercury. Mercury Barometer
An instrument that measures air pressure without using a liquid Aneroid Barometer
The elevation, or height above sea level Altitude
Created by: jfakins
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