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Science > Atmosphere > Flashcards

Atmosphere Flashcards

1
Q

Percentage of Nitrogen

A

78.08%

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2
Q

Percentage of Argon

A

0.93%

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3
Q

Percentage of Oxygen

A

20.95%

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4
Q

Nitrogen

A

Two nitrogen atoms bonded together with a triple bond which makes it unreactive

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5
Q

Oxygen

A

Two atoms bonded together, highly reactive, primarily produced by photosynthesis, done by plants and some bacteria

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6
Q

Argon

A

An unreactive gas that is only one atom

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7
Q

Density

A

The heaviness of an object, how closely packed the molecules are

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8
Q

Temperature

A

Measure of thermal or internal energy

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9
Q

Pressure

A

The amount of force exerted over an area

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10
Q

Humidity

A

The amount of water in the air

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11
Q

Physical

A

Pressure, density, humidity, temperature

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12
Q

Chemical

A

Properties of gases

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13
Q

Air Pressure

A

The weight of air pushing on all surfaces

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14
Q

O2

A

Oxygen

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15
Q

C02

A

Carbon Dioxide

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16
Q

SO4

A

Sulfur Dioxide

17
Q

N2

A

Nitrogen

18
Q

PPM

A

Parts per Million

19
Q

Stage One

A

Hydrogen and helium were so hot and moved so fast and hot

20
Q

Stage Two

A

Many volcanoes release water, carbon dioxide, and ammonia

21
Q

Stage Three

A

Our modern atmosphere

22
Q

Mass

A

The amount of stuff in an object

23
Q

Solid

A

Set volume, set shape

24
Q

Liquid

A

Set volume

25
Q

Gas

A

Neither set volume or set shape

26
Q

Vacuum

A

A three dimensional space with little/to no air pressure

27
Q

Suction

A

Not somethin sucking; air pushing; imbalance of pressure;

28
Q

Is space a vacuum

A

Yes

29
Q

Units of Air pressure

A

Pounds per square inch, mm/in of mercury, kilopascals

30
Q

Units of Pressure

A

Newton, pascal, pounds per square inch

31
Q

Troposphere

A

1st
10k-0k
Where the air circulates and causes weather
Normal Pressure

32
Q

Stratosphere

A 
2nd
10k-50k 
Ozone layer is here, so it heats up
Absorbs radiation
Pressure drops
33
Q

Mesosphere

A 
3rd
50-80k
Very cold 
Pressure drops
Shooting stars dissolve here
34
Q

Thermosphere

A 
4th
80-120k
Lots of hot particles
Pressure lowers 
Temperature lowers
35
Q

Ionosphere

A

Different regions in each sphere where UV rays penetrate

Has three layers E, F, D

36
Q

Exosphere

A 
5th
120k-190k
Transition into space
Little to no pressure
Cold empty space
37
Q

How does cup work

A

No pressure on inside so suction keeps it in

38
Q

Can crush

A

Pressure from the outside crushed the vaccum in the can

Science (2 decks)

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