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Environmental Science B > Atmospheric Pollution > Flashcards

Atmospheric Pollution Flashcards

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1
Q

What the Earth’s atmosphere?

A

layer of gases surrounding planet Earth

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2
Q

What are the functions of Earth’s atmosphere

A

absorbs UV radiation from the sun
retains heat
protects life on earth

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3
Q

What is the lowest portion of Earth’s atmosphere

A

troposphere

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4
Q

How much of the atmospheric gas is in the troposphere

A

75%

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5
Q

99% of the atmosphere in the troposphere is …..

A

water vapor

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6
Q

Where is the location of most weather conditions

A

the troposphere

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7
Q

What is the second layer of Earth’s atmosphere

A

the stratosphere

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8
Q

The temperature ……. in the stratosphere

A

layers (stratified)

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9
Q

What makes the stratosphere dynamically stable

A

temperature layers

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10
Q

Where in the stratosphere do jets fly

A

in the lower regions

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11
Q

Which layer contains Earth’s ozone layer

A

the stratosphere

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12
Q

What is the middle atmosphere and above the stratosphere

A

mesophere

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13
Q

The mesosphere and stratosphere makes up the …..

A

middle atmosphere

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14
Q

Where is the coldest place on Earth

A

mesopause

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15
Q

Where is the mesopause

A

the top of the mesophere

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16
Q

Where do meteors and rock fragments burn up

A

in the mesosphere

17
Q

Where are noctilucent clouds, lightning sprites, and ELVES located

A

mesosphere

18
Q

What layer of the atmosphere is above the mesophere

A

thermosphere

19
Q

Which layer of the atmosphere absorbs much of the solar radiation

A

thermosphere

20
Q

Where are the Auroras located

A

in the thermosphere

21
Q

What causes the Auroras

A

when UV radiation causes ionization in the thermosphere

22
Q

Which layer is considered outerspace

A

the thermosphere

23
Q

What is the uppermost layer of the atmosphere

A

the exosphere

24
Q

Which layer has no clear boundary to outerspace

A

exosphere

25
Q

In the exosphere, atoms and molecules…..

A

escape into space

26
Q

Where do artificial satellites orbit

A

in the exosphere

27
Q

What causes air pollution

A

chemicals
particulates
biological matter

28
Q

What are air pollutants

A

substances that cause air pollution
can be solid, liquid, or gas
natural or man made

29
Q

Primary pollutants

A

directly emitted from process of source

30
Q

Secondary pollutants

A

form in the air from interaction of primary pollutants

31
Q

Common air polllutants

A 
sulfur oxides
nitrogen oxides
carbon monoxide 
carbon dioxide
volatile organic compounds
particulates
chloroflurocarbons 
ammonia

Environmental Science B (6 decks)

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