science Flashcards

(38 cards)

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

17
Q

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

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

20
Q

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

21
Q

the patterns of winds moving around the globe are called

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
the air masses affect the temperature
rainfall and air pressure
26
is a large stream of moving water that flows through the ocean
current
26
10 kilometers above earths surface are bands of high speed winds called
jet streams
27
surface currents move water at the
surface of the ocean
28
a climate event that occurs every two to seven years in the Pacific Ocean
el nino
29
are caused by differences in the density of ocean water
deep currents
30
water is dense if its
cold or salty
31
climate is the
long term weather pattern
32
climate is affected by
altitude latitude and distance of large bodies of water ocean currents and prevailing winds
33
areas closer to the equator have
warmer climates
34
earths surface is divided into
thee temp zones
35
earths temp zones
tropical polar the temperate
36
near earths surface temp
decrease as alituide increases
37