Atmosphere Flashcards

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1
Q

Give me the composition of the atmosphere in the past

A

Helium, hydrogen, methane, and ammonia

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2
Q

The following 2 gases change over time

A

Carbon dioxide (increase from 0.028% to 0.039%)
and
Water Vapor ( which is the source of clouds, rain and snow)

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3
Q

Particles in our atmosphere

A

Dust, Ice, Salt,Fungi and Bacteria .

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4
Q

Ozone

A

a gas formed by the addition of a 3rd oxygen atom to an oxygen molecule

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5
Q

Where does the ozone exist

A

The ozone exists in small quantities mainly in the Stratosphere

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6
Q

Main function of the ozone

A

is to absorb ultraviolet radiation from the sun

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7
Q

Greenhouse gasses

A

carbon dioxide, methane, water vapor, nitrous oxide, ozone, and CFC

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8
Q

The atmosphere is made up of several different layers:

A

Troposphere
Stratosphere
Mesosphere
Thermosphere
Exosphere

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9
Q

The ionosphere is made up of

A

electrically charged particles

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10
Q

Earth is absorbing radiation and also

A

continuously sending energy back into space

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11
Q

Insolation

A

sun coming in , sun rays coming in

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12
Q

The rate of absorption for any particular area varies depending on the

A

physical characteristics of that area and the amount of insolation.

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13
Q

SOLID, ROUGH TEXTURED, …

A

dark colored items absorb heat and light energy faster than liquid, smooth, light colored items.

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14
Q

Conduction is

A

the transfer of energy that occurs when molcules collide

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15
Q

For conduction to occur..

A

substances must be in direct contact with one another

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16
Q

Examples of Conduction

A

when the water is on a burner/ stove, energy is transferred from the bottom of the pot into the lowest part of the water

17
Q

Convection is

A

the transfer of energy by the flow of heated substance

17
Q

There are atmospheric properties that describe weather conditions:

A

Air pressure
Dew point
Condensation
Humidity
Wind speed
Cloud formation

18
Q

Temperature is

A

a measurement of how rapidly or slowly molecules move around .

19
Q

more molecules or faster moving molecules =

A

a higher temperature

20
Q

fewer molecules or slower -moving molecules =

A

a lower temperature

21
Q

2 Different ways Temperature can be measured

A

degrees Fahrenheit and degrees Celsius

22
Q
A