Atmosphere Flashcards

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

A

albedo

20
Q

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

A

an air mass

21
Q

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

A

a cold front

22
Q

The moisture content of the air is

A

humidity

23
Q

When two different air masses meet, the boundary

A

a front

24
Q

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

A

clouds

25
Q

When the leeward side of a mountain has drier conditions than the windward side, it is

A

the rain shadow effect

26
Q

The distance from the equator is

A

lattitude

27
Q

Every rise of 1,000 feet in elevation results in approximately a ______ F drop in temperature.

A

3

28
Q

Cool air holds _________ water vapor as warm air.

A

less

29
Q

Low pressure areas produce

A

cloudy and stormy weather

30
Q

High pressure areas produce

A

warm and fair weather

31
Q

When warm air rises, it does all of the following EXCEPT

A

creates dry conditions on the ground

32
Q

What percentage of the sun’s incoming solar radiation is reflected off of Earth’s atmosphere?

A

25

33
Q

What percentage of the sun’s incoming solar radiation reaches Earth’s surface

A

50

34
Q

What percentage of the sun’s incoming solar radiation is absorbed by the molecules in the thermosphere and stratosphere?

A

25

35
Q

The greenhouse effect occurs because

A
  • the Earth absorbs solar radiation and re-emits it at a longer wavelength
  • there are greenhouse gases in the troposphere
36
Q

The Coriolis effect is important in the development of which storm systems?

A

hurricanes

37
Q

. Which storm system requires warm ocean temperatures in order to form

A

el nino

hurricanes

38
Q

Which storm systems involve the collision between cool and warm air masses?

A

tornado

39
Q

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

A

el nino

40
Q

Which severe weather events form because of the Coriolis effect?

A

hurricanes

tornados

41
Q

The center of a hurricane is a center of __________ air pressure

A

low

42
Q

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

A

storm surge

43
Q

The longer the distance that an air mass travels, the greater it will be affected by the Coriolis Effect

A

true

44
Q

Hurricanes in the northern hemisphere rotate

A

counter clockwise

45
Q

Hurricanes in the southern hemisphere rotate

A

clockwise