weather<3 Flashcards

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1
Q

evaporation

A

when liquid turns into vapor (gas) this happens when there is an increase in energy.

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2
Q

condensation

A

when vapor turns into liquid this happens when there ids a decrease in energy.

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3
Q

precipitation

A

when water falls towards earth in the form of rain,snow,sleet,or hail

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4
Q

atmosphere

A

the different layers of mixed gasses that surround the earth

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5
Q

density

A

the amount of matter that can fit into a given space

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6
Q

mass

A

the amount of matter in a object is made up of / the amount of matter in an object measured in grams (g)

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7
Q

Model

A

in science a way of showing that something in order to be better understand how it works.

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8
Q

Troposphere

A

The layer of atmosphere closet’s to earth where weather happens.

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9
Q

Water vapor

A

Water as gas

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10
Q

Air parcel

A

An amount of air that m es in a unit

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11
Q

Energy

A

The ability to make things move

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12
Q

Tempature

A

A measure of how hot or cold something is

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13
Q

Transfer

A

To move one object to another or one place to another

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14
Q

Cloud

A

Liquid water droplets suspended in the air

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15
Q

Change

A

When something becomes different over time

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16
Q

Stability

A

When something stays mostly the same over time

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17
Q

Climate

A

The average weather in a particular region over many years.

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18
Q

Air

A

A mixture of gases that makes earth’s atmosphere

19
Q

Permanent gases

A

Gas in the atmosphere In which the amount stays constant.

20
Q

Variable gases

A

An atmospheric gas who amounts changes based on the environment.

21
Q

Nitrogen

A

Colorless, odorless gas 78% of atmosphere

22
Q

Oxygen

A

Makes up 21% of atmosphere used by all animals during cellular respiration

23
Q

O-zone

A

Blocks ultraviolet rays from sun. Layer in atmosphere

24
Q

Carbon dioxide

A

Green house gas given off by humans and by burning fossil fuels.

25
Q

Water ( h2o)

A

Gaseous state of water, also a greenhouse gas

26
Q

Methane

A

Green house gas

27
Q

Greenhouse gases

A

Gases that trap heat energy in earth’s atmosphere.

28
Q

Heat

A

The energy a substance has because of the movements of its molecules

29
Q

Temperature

A

A measure of how hot or cold something is

30
Q

Density

A

Physical property of matter that describes the mass per unit volume of substance

31
Q

Radiant energy

A

Energy that is carried as waves through space

32
Q

Radiation

A

The transfer of heat electromagnetic waves

33
Q

Conduction

A

When heat moves from one place to another by contact.

34
Q

Convection

A

Transfer of heat by currents within liquids or gas

35
Q

Air mass

A

A large body of air that takes on the characteristics of where it forms

36
Q

Pressure systems

A

Rising or sinking.

37
Q

High pressure systems

A

Cold sinking air mass

38
Q

Low pressure systems

A

Warming ,rising air mass

39
Q

Fronts

A

The boundary between two air masses

40
Q

Cold front

A

When a cool air mass overtakes a warm air mass

41
Q

Warm front

A

When a warm air mass overtakes a cold air mass

42
Q

Isotherm map

A

Lines of equal temperature on a map

43
Q

Isobar

A

Lines of equal pressure on a map