Exam 1 Flashcards

(45 cards)

1
Q

Definition of Weather

A

Current state of the atmosphere

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

Definition of Climate

A

The collective state for he earth’s atmosphere over a long period of time

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

Definition of Meteorology

A

the study of the earth’s atmosphere

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

Definition of Atmosphere

A

the layer of hases that make up the worlds atmosphere

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

Wind direction is the direction _______.

A

the wind blows from

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

Wind speed is based on a ________.

A

2 minute average

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

Surface maps are updated every ________.

A

3 hours

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

Hydrosphere

A

oceans, water

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

lithosphere

A

land portion

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q

biosphere

A

living portion

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
11
Q

atmosphere

A

a mixture of many different gases

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
12
Q

List of Permanent gases

A

Nitrogen, Oxygen, Argon, Neon

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
13
Q

Permanent gases make up ______% by volume.

A

98%

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
14
Q

Nitrogen is the ___________ permanent gas.

A

most abundant

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
15
Q

Variable gases (greenhouse gases) make up ______% by volume

A

2%

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
16
Q

________ is the most variable gas in the atmosphere

A

Water Vapor (0%-4%)

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
17
Q

List of Variable Gases

A

water vapor, methane, ozone, aerosols, carbon dioxide, nitrous oxide, CFC’s

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
18
Q

How did oxygen form?

A

UV radiation through chemical reactions produced some oxygen. Photosynthesis finished the job.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
19
Q

Layers of the atmosphere (from highest to lowest)

A

TMST

1) thermosphere
2) mesosphere
3) Stratosphere
4) Troposphere

20
Q

Solar radiation is _______.

A

short wave radiation

21
Q

Terrestrial Radiation is ________

A

Long wave radiation

22
Q

When is the Vernal Equinox? (Spring)

23
Q

When is the summer Solstice?

24
Q

When is the Autumnal Equinox?

A

September 21st

25
When is the Winter Solstice?
December 21st
26
amount of solar radiation scattered and reflected by clouds
20%
27
Amount of solar radiation absorbed by Earth
51%
28
Amount of solar radiation scattered from atmosphere
6%
29
Amount of solar radiation absorbed by atmosphere and clouds
19%
30
amount of solar radiation reflected by surface
4%
31
Conduction transfers heat ______
horizontally
32
Convection transfers heat
vertically
33
Advection definition
The transfer of a property of the atmosphere, such as heat, cold, or humidity, by the horizontal movement of an air mass
34
scattering causes the sky ______
to appear blue
35
Albedo definition
Total fraction of total radiation that is reflected by a given surface
36
Albedo fraction of freshly fallen snow
80%-85%
37
Albedo fraction of thick clouds
70%-80%
38
Albedo fraction of Water (low sun angle)
50%-80%
39
Albedo fraction of old "dirty" snow
50%-60%
40
Albedo fraction of thin clouds
20%-50%
41
Albedo fraction of sand surfaces
20%-30%
42
Albedo fraction of green grassy area
20%-25%
43
Albedo Fraction of Dry earth
15%-25%
44
Atmospheric "Greenhouse" effect Definition
the relatively easy transmission of shortwave solar radiation by the atmosphere coupled with the selective absorption of long wave terrestrial radiation
45
"black body" object definition
a perfect absorber/emitter