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PVES Week 1 Test

Enter the letter for the matching Answer
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1.
________________is the amount of moisture in the air.
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2.
The smooth, gray clouds that can cover the sky and usually produce a light rain or drizzle are?
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3.
The amount of thermal energy in the atmosphere is?
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4.
When a mass of heavy air slides in underneath a mass of lighter air, it often leads to thunderstorms and a DROP in air temperature. This is a ________ front.
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5.
Cumulus clouds that become dark on the bottom and produce thunderstorms are?
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6.
A boundary between two air masses of different temperature and different humidity is a?
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7.
Scientists who collect data using a variety of instruments and then use that data to predict weather patterns are ___________.
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8.
A large body of air that has the same temperature, moisture, and pressure is an ______ ___________
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9.
_________ pressure areas are usually associated with cloudy weather and strong winds.
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10.
What are the four types of clouds that associate with certain weather conditions?
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11.
___________ pressure areas are usually associated with fair weather and light winds.
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12.
When a mass of light air moves in and slides over a mass of heavier air, it often leads to a steady rain or snow an INCREASE in air temperature. This is a _________ front.
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13.
What are the four types of precipitation?
A.
high
B.
humidity
C.
cumulus, cirrus, stratus, cumulonimbus
D.
front
E.
stratus clouds
F.
meteorologists
G.
cumulonimbus
H.
low
I.
cold
J.
temperature
K.
warm
L.
air mass
M.
rain, sleet, snow, hail
Type the Answer that corresponds to the displayed Question.
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14.
What instrument is used to measure air temperature?
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15.
__________ is measured with a rain gauge.
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16.
Wind velocity, or speed, is measured with an __________.
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17.
When a thunderstorm meets strong winds high in the sky, the winds can cause the storm to spin in a strong , rotating column of air that reaches from a cumulonimbus cloud to the ground. This type of storm is called a ___________.
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18.
___________ is the weight of the air.
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19.
What instrument is used to measure air pressure?
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20.
When a warm, low pressure weather system is surrounded by cooler air over ocean waters, a severe storm with winds above 75 miles an hour may occur. This type of storm is a __________.
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21.
Light, feathery clouds that mean fair weather at the time, but rain or snow later are?
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22.
Different atmospheric conditions create different types of __________.
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23.
Hurricanes, thunderstorms, and tornadoes are caused by _________ atmospheric conditions.

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