chapter 28.2 Flashcards

1
Q

jet stream

A

narrow band of fast moving, high altitude air

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2
Q

how many jet streams are in the world

A

4

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3
Q

how many pressure systems are there

A

2

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4
Q

what is a low pressure system known as

A

low

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5
Q

which way does the air flow for a low pressure system

A

towards the center

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6
Q

what are some results of a low pressure system

A

cloud formation and precipitation

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7
Q

what is high pressure system also known as

A

High (H)

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8
Q

which way does a high pressure system rotate

A

clockwise

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9
Q

what result when a high pressure system

A

air to sink causes clears skies

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10
Q

what are the 4 weather fronts

A

cold front, warm front, stationary front and occluded front

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11
Q

how is a cold front created

A

cold air forces warm air up

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12
Q

how is a cold front represented on a weather forecast

A

blue triangle

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13
Q

how is a warm front represented on a forecast

A

red half circles

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14
Q

how are warm fronts created

A

warm air rises gently above cold air

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15
Q

how are stationary fronts created

A

cold and warm air meet and can last for days

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16
Q

how are they represented

A

half circles on top triangles on bottom and they alternate

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17
Q

how is a occluded front created

A

cold fronts coming quick forcing the warm air above

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18
Q

how are they represented

A

purple alternating half circles and triangles on top

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19
Q

what is climate

A

the long term average of weather conditions

20
Q

what is weather

A

day to day outside conditions

21
Q

what are the 5 spheres that make up earths system

A

biosphere atmosphere cryosphere lithosphere hyrdrosphere

22
Q

what is atmosphere

A

the air around us

23
Q

what is biosphere

A

everything organic

24
Q

what is cryosphere

A

frozen water in snow ice and glaciers

25
the lithosphere
earths outermost layer
26
what is the primary factor that is given in any location
latitude
27
where is solar radiation the most intense on the earth
the equator
28
at what angle do the suns rays hit the tropical zone
90
29
at what angle does the sun rays hit the temperate zone
45
30
what angle do sun ray hit the polar zones
30
31
mritime climate
climate with strong ocean influence
32
continental climates
areas with little direct ocean influence with steep tempature
33
what other factors determine climate
precipitation mountains and bodys of water
34
on the winward side what are the conditions like
cool and wet lots of vegtation i
35
what is the leeward side
warm and dry air little to no vegitation
36
sea breeze
wind blows from water to land happens afternoon
37
what is land breeze
happens at night
38
what type of climate zone and vegetation does Lamar have
grassland
39
what are the two changes that earths climate undergoes
seasonal and long term
40
how do seasonal changes occur
as the earth revolves around the sun
41
which hemisphere experiences summer
hemisphere tilted towards the sun
42
how long ago did the weather become more regular
3,000 years ago
43
what factors could cause a climate change
earths axis shape of orbit and distance from sun
44
what human factors can cause climate change
energy consumption, deforestation, and industrial
45
what is deforestation
involves large areas of forest land