ERAU WX-201 Test 1 with correct Answers Graded A+
Lapse rate
The rate at which temperature decreases with an increase in altitude.
Wind direction
the direction from which the wind is blowing
a variable gas in the Earth's atmosphere is
water vapor
Troposhere
The atmosphere layer ...
ERAU WX-201 Test 1 with correct Answers Graded
A+
Lapse rate
The rate at which temperature decreases with an increase in altitude.
Wind direction
the direction from which the wind is blowing
a variable gas in the Earth's atmosphere is
water vapor
Troposhere
The atmosphere layer closest to Earths surface in which we live
Air molecules are held near the earth's surface by ____.
Gravity
The Temperature of the tropopause is much _____ than the temperature at Earth's surface
colder
At night, when the weather is extremely cold and dry,
atmospheric pressure decreases with increasing altitude
The only substance near Earth's surface that is found naturally in the current atmosphere as a solid,
liquid, and a gas is
Water
Typically, water vapor occupies about what percentage of the air's volume near the earth's surface?
Less than 4%
In a volume of air near the earth's surface, ____ occupies 78 percent and ____ nearly 21 percent.
Nitrogen; Oxygen
The gas that absorbs most of the harmful ultraviolet radiation in the stratosphere is:
ozone
Almost all of the earth's weather occurs in the:
Troposphere
The weather element that ALWAYS decreases as we climb upward into the atmosphere is:
Pressure
There are more air molecules near Earth's surface making the air near the surface more:
, Dense in comparison to higher up
Earth's atmosphere is divided into named layer based on:
the vertical profile of air temperature
The average temperature on the Earth's surface is:
59 degrees F
Much of the carbon dioxide found in earlier atmospheres is currently locked up in
carbonate rocks
The most abundant greenhouse gas in Earth's current atmosphere is
water vapor (H20)
High Pressure areas are most likely associated with
Fair Weather
The word weather is defined as the
condition of the atmosphere at a particular place and time
Water vapor molecules are
invisible
The troposphere layer contains
most of the mixing and turning of air
A geostationary satellite takes pictures of
one area on Earth as it moves at the same rate as Earth's spin
Water Vapor is best described as a
gas
Solar Radiation reaches Earth's surface as
ultraviolet, visible, and infrared radiation
The proper order from shortest to longest wavelength is:
ultraviolet, visible, and infrared
What is released as sensible heat during the formation of clouds?
Latent Heat
The processes of condensation and freezing
Both release sensible heat into the environment
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