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What is 1 + 3?
Chapter 1, Sections 1,2,3
the condition of Earth's atmosphere at a particular time and place
the envelope of gases that surrounds Earth
a form of oxygen that has three oxygen atoms in each molecule instead of the usual two
water in the form of a gas
the amount of mass of a substance in a given volume
the amount of force pushing on an area
the pressure caused by the weight of a column of air pushing down on an area
an instrument used to measure changes in air pressure
an instrument that measures changes in air pressure, consisting of a glass tube partially filled with mercury, with its open end resting in a dish of mercury
an instrument that measures changes in air pressure without using a liquid
elevation above sea level
the lowest layer of Earth's atmosphere
the second-lowest layer of Earth's atmosphere
the layer of Earth's atmosphere immediately above the stratosphere
the outermost layer of Earth's atmosphere
the lower part of the thermosphere
the outer layer of the thermosphere
"As they were looking on, he was lifted up, and a cloud took him out of their sight."