Unit 6 - Meteorology Flashcards

1
Q

The _____ and the _____ provide evidence of Earth’s rotation.

A

Foucault pendulum and the Coriolis effect

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2
Q

The _____ is found in the stratosphere layer of the atmosphere and absorbs harmful UV rays (acts like a sunscreen for Earth)

A

ozone layer

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3
Q

As altitude increases, the amount of water vapor _____

A

decreases (On esrt)

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4
Q

The greatest amount of water vapor is in the _____

A

Troposphere (On esrt)

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5
Q

The greatest atmospheric pressure occurs in the ______

A

Troposphere (On ESRT)

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6
Q

The jet stream is in the ______

A

upper Troposphere

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7
Q

Nearly all of the energy for circulating the atmosphere and oceans is supplied by ______

A

the Sun

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8
Q

As insolation strikes the atmosphere, a small percentage is _____

A

directly absorbed (especially by gases such as ozone, carbon dioxide, and water vapor)

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9
Q

As insolation strikes the atmosphere, Earth’s surface…

A

absorbs some energy and gets warm

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10
Q

As insolation strikes the Earth’s atmosphere, clouds and Earth’s surface…

A

reflect some energy back to space

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11
Q

Average temperatures on Earth are the result of …

A

the total amount of insolation absorbed by Earth’s surface and its atmosphere.

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12
Q

Objects radiate the most amount of energy when their temperatures are _____.

A

high

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13
Q

Earth gives off _____

A

long-wave energy that is radiated back into space as heat.

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14
Q

_____ transfers energy by direct contact (molecules collide in a solid).

A

Conduction

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15
Q

_____ - heat transfers due to density differences (gases and liquids)

A

convection

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16
Q

_____- transfer of energy in the form of electromagnetic waves.

A

Radiation

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17
Q

The portions of the sun’s electromagnetic energy that reaches the earth’s surface with the maximum intensity is _____.

A

visible light

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18
Q

Electromagnetic energy is categorized based on _____.

A

wavelength (on ESRT)

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19
Q

Hot air and liquids expand and …

A

rise because they are less dense

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20
Q

Energy moves from…

A

high to low

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21
Q

A _____ measures temperature.

A

thermometer

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22
Q

Changing from a liquid to a gas is _____

A

vaporization (or evaporation)

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23
Q

Changing from a solid to a liquid is _____.

A

melting

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24
Q

Changing from a gas to a liquid is _____.

A

condensation

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25
Changing from a liquid to a solid is _____.
freezing
26
Each phase change requires a... These values can be found on the ESRT.
gain or release of energy
27
A _____ measures air pressure.
Barometer
28
_____ is caused by the weight of the air.
Air pressure or barometric pressure
29
As altitude increases, air pressure _____.
decreases
30
As temperature increases, the density of air _____.
decreases
31
As temperature increases, air pressure _____.
decreases
32
As moisture content increases (humidity), air pressure _____.
decreases
33
Air pressure is highest when it is _____.
cool and dry
34
Air pressure is lowest when it is _____.
warm and wet
35
As temperature increases, it can hold _____ moisture.
more
36
_____ - when the air is holding the maximum amount of water it can hold.
saturation
37
_____ - the percentage of the amount of moisture in the air compared to the maximum amount it can hold. (its a %).
Relative humidity
38
_____- the temperature at which condensation occurs. (the air is saturated).
dewpoint temperature
39
Air at 100% relative humidity is...
full of moisture (it's saturated).
40
A _____ can be used with the esrt to determine relative humidity and dewpoint.
sling psychrometer
41
The closer the air temperature is to the dewpoint, the _____ the relative humidity.
higher
42
If the air temperature and the dewpoint temperature are the same then the air is ...
full of water and precipitation is likely
43
The amount of precipitation can be measured with precipitation gauges such as a...
yardstick to measure the amount of snow or a rain gauge to measure the amount of rain
44
When warm air rises, ....
it expands, cools, and condenses.
45
In order for clouds to form, the air needs to be...
saturated and condensation nuclei must be available.
46
Precipitation decreases _____ and increases _____.
decreases pollution and increases atmospheric transparency (cleans the air)
47
The windward side of a mountain is...
cool and wet.(air rises, expands, and cools)
48
The leeward side of a mountain is...
warm and dry.(air sinks, compresses, and warms).
49
Winds blow from...
high pressure to low pressure.
50
On a map, the more closely spaced isobars, the _____ the wind speed.
faster
51
Winds are named for the direction they are _____.
coming from
52
Wind speed is measured by an _____.
anemometer
53
Wind direction is shown by a _____.
wind sock or a wind vane
54
Low pressure systems are associated with _____ weather conditions.
rainy
55
In high pressure systems, winds blow _____ and _____
outward and clockwise
56
In low pressure systems winds blow _____ and _____
inward and counter-clockwise
57
At the middle of a high pressure center air _____ and _____.
sinks and diverges
58
At the middle of a low pressure center, air _____ and _____.
rises and converges
59
The higher the specific heat the _____ it takes to heat up and cool down.
longer
60
Water is weird! Water has the _____ of any substance on Earth.
highest specific heat
61
The _____ of common materials can be found on the esrt.
specific heat
62
_____ heats up quicker than _____ and the hot air above land rises.
Land heats up quicker than water
63
During the day there is a _____ breeze.
sea breeze (small local winds blowing from the water)
64
During the night there is a _____ breeze.
land breeze (small local winds blowing from land toward the water)
65
Good absorbers of energy are...
also good radiators of energy
66
Temperature differences in the atmosphere cause...
atmospheric circulation and global wind patterns
67
Weather patterns in the U.S. move from the _____ to the _____.
west to the east (because we are located in the prevailing westerlies wind belt)
68
Heating of Earth's surface and atmosphere by the Sun drives ______.
convection ocean currents
69
Ocean currents are caused by wind, and are deflected due to _____.
the Coriolis effect
70
El Nino weather patterns cause _____ to move closer the the west coast of South America.
warm water