Atmosphere Flashcards

(45 cards)

1
Q

The two most common gases in the atmosphere are

A

oxygen and nitrogen

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2
Q

Which greenhouse gas is emitted in the largest quantity as a result of human actions?

A

carbon dioxide

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3
Q

Which of the following gases is NOT a greenhouse gas? nitrogen oxide
methane, water vapor or carbon dioxide?

A

they’e all green house gasses

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4
Q

Humans are able to change the basic composition of Earth’s atmosphere. true or false?

A

true

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5
Q

Which layer of the atmosphere is located the furthest away from Earth’s surface?

A

thermosphere

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6
Q

Which layer of the atmosphere is located the closest to Earth’s surface?

A

troposphere

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7
Q

Which layer of the atmosphere experiences the coldest temperatures?

A

Mesosphere

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8
Q

Which layer of the atmosphere experiences the warmest temperatures?

A

thermosphere

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9
Q

Which layer of the atmosphere experiences the lowest air pressure?

A

thermosphere

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10
Q

Which layer of the atmosphere contains the ozone layer?

A

stratosphere

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11
Q

Why does it cooler as you move away from Earth’s surface in the troposphere?

A

because there are fewer air molecules and less air pressure at higher altitudes

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12
Q

Radiation from the sun is absorbed in which layers of the atmosphere?

A

thermosphere and stratosphere

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13
Q

Which layer of the atmosphere is responsible for the northern lights?

A

theremosphere

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14
Q

The transferring of energy that results from the collision between molecules is

A

conduction

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15
Q

The movement of materials based on heat and density differences is

A

convection

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16
Q

The flow of electromagnetic radiation and how Earth receives solar energy is

A

radiation

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17
Q

The boundary between an advancing warm air mass and a cooler mass it is replacing is

A

a warm front

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18
Q

The gravity on an air mass, as measured in height of a mercury column is

A

air pressure

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19
Q

The reflectivity of a surface to solar radiation is

20
Q

A large body of air with similar temperatures and moisture content is

21
Q

A boundary between an advancing cold air mass and a warmer air mass it is replacing is

22
Q

The moisture content of the air is

23
Q

When two different air masses meet, the boundary

24
Q

Collections of water droplets or ice crystals suspended in the atmosphere are

25
When the leeward side of a mountain has drier conditions than the windward side, it is
the rain shadow effect
26
The distance from the equator is
lattitude
27
Every rise of 1,000 feet in elevation results in approximately a ______ F drop in temperature.
3
28
Cool air holds _________ water vapor as warm air.
less
29
Low pressure areas produce
cloudy and stormy weather
30
High pressure areas produce
warm and fair weather
31
When warm air rises, it does all of the following EXCEPT
creates dry conditions on the ground
32
What percentage of the sun's incoming solar radiation is reflected off of Earth's atmosphere?
25
33
What percentage of the sun's incoming solar radiation reaches Earth's surface
50
34
What percentage of the sun's incoming solar radiation is absorbed by the molecules in the thermosphere and stratosphere?
25
35
The greenhouse effect occurs because
- the Earth absorbs solar radiation and re-emits it at a longer wavelength - there are greenhouse gases in the troposphere
36
The Coriolis effect is important in the development of which storm systems?
hurricanes
37
. Which storm system requires warm ocean temperatures in order to form
el nino | hurricanes
38
Which storm systems involve the collision between cool and warm air masses?
tornado
39
When trade winds are reduced, it creates warmer than normal ocean temperatures off the coast of South America. This results in a global weather changes that can last up to a year. This is referred to as
el nino
40
Which severe weather events form because of the Coriolis effect?
hurricanes | tornados
41
The center of a hurricane is a center of __________ air pressure
low
42
Some of the greatest damage from hurricanes is caused by the increased height of water found in the low pressure areas of the hurricane. This increased height of the water level is referred to as the
storm surge
43
The longer the distance that an air mass travels, the greater it will be affected by the Coriolis Effect
true
44
Hurricanes in the northern hemisphere rotate
counter clockwise
45
Hurricanes in the southern hemisphere rotate
clockwise