science Flashcards

1
Q

the suns energy travels to earth as electromagnetic radiation , a form of energy that can move through the vacuum

A

electromagnetic waves

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2
Q

most of the electromagnetic waves from the sun and reach earth

A

are in a form of visible light that you can see

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3
Q

earths atmosphere is divided into layers based on

A

temperature

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4
Q

about 50 percent Is absorbed by land and water and

A

converted or transformed to heat

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5
Q

in the stratosphere ozone absorbs more infrared and uv energy without the ozone layer what would happen

A

too much uv radiation would hit earth and threaten the health of organisms

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6
Q

only a tiny fraction of the visible light that reaches earths surface is transformed to

A

chemical energy in plants and other photosynthetic organism

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7
Q

gasses in the atmosphere trap some of the heat near earths while some heat escapes into space this is

A

the greenhouse effect

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8
Q

increasing the amounts of carbon dioxide and methane in the atmosphere this has causes an increase in the average temp of earth which in turn is

A

causing changes to sea level and melting ice in polar regions and glaciers

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9
Q

is the total energy of motion in the particles of a substance

A

thermal energy

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10
Q

heat transfers in three ways

A

convection conduction radiation

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11
Q

is the transfer of heat by a liquid

A

convection

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12
Q

the transfer of energy by electromagnetic waves

A

radiation

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13
Q

the transfer of heat between two substances that are in a direct contact

A

conduction

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14
Q

is the movement of air parallel to earths surface

A

wind

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15
Q

wind speed and pressure can be measured with an

A

anemometer

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16
Q

is helpful in seeing which way the wind is blowing

A

wind vane

17
Q

winds that blow over short distances and affect local weather are called

A

local winds

18
Q

two types of local winds

A

sea breeze and land breeze

19
Q

is a local wind that blows from a lake or an ocean

A

sea breeze

20
Q

the flow of air from land to a body of water forms a

A

land breeze

21
Q

the patterns of winds moving around the globe are called

A

global winds

22
Q

global winds from the temperature differences between the

A

equator and the poles

23
Q

the way earths rotation makes winds curve is called the

A

Coriolis effect

24
Q

glo0bal winds affect local weather by

A

moving masses of air from one place to another

25
Q

the air masses affect the temperature

A

rainfall and air pressure

26
Q

is a large stream of moving water that flows through the ocean

A

current

26
Q

10 kilometers above earths surface are bands of high speed winds called

A

jet streams

27
Q

surface currents move water at the

A

surface of the ocean

28
Q

a climate event that occurs every two to seven years in the Pacific Ocean

A

el nino

29
Q

are caused by differences in the density of ocean water

A

deep currents

30
Q

water is dense if its

A

cold or salty

31
Q

climate is the

A

long term weather pattern

32
Q

climate is affected by

A

altitude latitude and distance of large bodies of water ocean currents and prevailing winds

33
Q

areas closer to the equator have

A

warmer climates

34
Q

earths surface is divided into

A

thee temp zones

35
Q

earths temp zones

A

tropical polar the temperate

36
Q

near earths surface temp

A

decrease as alituide increases

37
Q
A