7.3.1/ khayla Flashcards

1
Q

Atmosphere

A

Defenition : An atmosphere is the layers of gases surrounding a planet or other celestial body

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2
Q

Altitude

A

definition :
The height of an object or point in relation to sea level or ground level

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3
Q

Density

A

Definition :
the degree of compactness of a substance

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4
Q

Troposphere

A

Definition : Closest to the surface of Earth, we have the troposphere. “Tropos” means change. This layer gets its name from the weather that is constantly changing and mixing up the gases in this part of our atmosphere.

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5
Q

Stratosphere

A

Definition : the part of the earth’s atmosphere which extends from the top of the troposphere to about 30 miles (50 kilometers) above the surface and in which temperature increases gradually to about 32° F (0° C) and clouds rarely form

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6
Q

Mesosphere

A

definition : The mesosphere is the third layer of the atmosphere, directly above the stratosphere and directly below the thermosphere

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7
Q

Thermosphere

A

Definition : The thermosphere is the layer in the Earth’s atmosphere directly above the mesosphere and below the exosphere.

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8
Q

Exosphere

A

Definition : The exosphere is a thin, atmosphere-like volume surrounding a planet or natural satellite where molecules are gravitationally bound to that body, but where the density is so low that the molecules are essentially collisionless

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9
Q

Temperature

A

Definition :Temperature is a physical quantity that expresses the hotness of matter or radiation.

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10
Q

Nitrogen

A

Definition : the chemical element of atomic number 7, a colorless, odorless unreactive gas that forms about 78 percent of the earth’s atmosphere. Liquid nitrogen (made by distilling liquid air) boils at 77.4 kelvins (−195.8°C) and is used as a coolant

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11
Q

Carbon Dioxide

A

a colorless, odorless gas produced by burning carbon and organic compounds and by respiration. It is naturally present in air and is absorbed by plants in photosynthesis.

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12
Q

Oxygen

A

a colorless, odorless reactive gas, the chemical element of atomic number 8 and the life-supporting component of the air

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13
Q

altitude

A

the height of an object or point in relation to sea level or ground level.

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14
Q

air pressure

A

Air pressure definition, the force exerted by air, whether compressed or unconfined, on any surface in contact with it.

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15
Q

concentration

A

the action or power of focusing one’s attention or mental effort.

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16
Q

condition

A

the state of something with regard to its appearance, quality, or working order.

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17
Q

constant

A

occurring continuously over a period of time.

18
Q

continuous

A

forming an unbroken whole; without interruption.

19
Q

composition

A

.
the nature of something’s ingredients or constituents; the way in which a whole or mixture is made up.

20
Q

elevation

A

the action or fact of elevating or being elevated.

21
Q

generate

A

cause (something, especially an emotion or situation) to arise or come about.

22
Q

hazard

A

a danger or risk.

23
Q

increase

A

become or make greater in size, amount, intensity, or degree

24
Q

influence

A

the capacity to have an effect on the character, development, or behavior of someone or something, or the effect itself.

25
Q

inhabitable

A

suitable to live in; habitable.

26
Q

instability

A

lack of stability; the state of being unstable

27
Q

layer

A

a sheet, quantity, or thickness of material, typically one of several, covering a surface or body.

28
Q

moderate

A

average in amount, intensity, quality, or degree.

29
Q

monitor

A

an instrument or device used for observing, checking, or keeping a continuous record of a process or quantity.

30
Q

originate

A

have a specified beginning.

31
Q

pollutant

A

a substance that pollutes something, especially water or the atmosphere.

32
Q

property

A

a thing or things belonging to someone; possessions collectively.

33
Q

radiation

A

the emission of energy as electromagnetic waves or as moving subatomic particles, especially high-energy particles which cause ionization.

34
Q

region

A

an area or division, especially part of a country or the world having definable characteristics but not always fixed boundaries.

35
Q

relative

A

considered in relation or in proportion to something else.

36
Q

solar

A

relating to or determined by the sun.

37
Q

stable

A

(of an object or structure) not likely to give way or overturn; firmly fixed.

38
Q

structure

A

the arrangement of and relations between the parts or elements of something complex.

39
Q

surface

A

the outside part or uppermost layer of something (often used when describing its texture, form, or extent).

40
Q

uninhabitable

A

(of a place) unsuitable for living in.