ecology 2 Flashcards

1
Q

conditions occurring at a specific area and time

A

weather

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2
Q

long term average pattern of weather

A

climate

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3
Q

solar energy that powers the earth’s climate system

A

short-wave radiation

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4
Q

roughly half of the incoming solar radiation is absorbed by?

A

earth’s surface

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5
Q

solar radiation absorbed by the earth’s surface is converted into? and emitted as

A

heat, long-wave radiation

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6
Q

what warms up the earth’s lower atmosphere and surface?

A

infrared radiation that is absorbed by greenhouse gases and clouds in the atmosphere

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7
Q

3 climate zones

A

polar, temperate, tropical

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8
Q

cold areas

A

polar

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9
Q

hot to cold seasons

A

temperate

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10
Q

direct sunlight, always warm

A

tropical

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11
Q

solar radiation falls directly on the tropic of cancer, increased day length on the northern hemisphere

A

summer solstice (june)

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12
Q

solar radiation falls directly on the equator

A

vernal & autumnal equinoxes

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13
Q

solar radiation falls directly on the tropic of capricorn, increased day day length in the southern hemisphere

A

winter solstice (december)

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14
Q

reasons for seasons

A
  1. uneven heating of the earth’s surface
  2. tilting
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15
Q

northern hemisphere, spring equinox, equator facing the sun

A

southern hemisphere autumnal equinox

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16
Q

northern hemisphere, summer, titling towards the sun

A

southern hemisphere, winter, facing away from the sun

17
Q

northern hemisphere, autumnal equinox, equator facing the sun

A

southern hemisphere, spring equinox

18
Q

northern hemisphere, winter, tilts away from the sun

A

southern hemisphere, summer, faces towards the sun

19
Q

gases such as water vapor and carbon dioxide that are good absorbers of longwave radiation are
known as

A

“greenhouse gases.”

20
Q

The resulting
convergence of winds from the north and south in the region
of the equator is called

A

the Intertropical Convergence Zone, or
ITCZ, for short.

21
Q

subtropical & polar air masses meet

A

creating a moist temperate climate

22
Q

dry descending air absorbs moisture creating a?

23
Q

rising air in the equator is associated with?

A

moist tropical climate

24
Q

how many air circulation cells on each side of the equatoe

25
this is due to longitudinal compression
belts of prevailing winds
26
air masses and all moving objects in the Northern Hemisphere are deflected to the right (clockwise motion), and in the Southern Hemisphere to the left (counterclockwise motion)
Coriolis effect
27
systematic patterns of water movement are called
currents
28
the transformation of water from a liquid to a gaseous state,
Evaporation
29
the transformation of water vapor to a liquid state, releases an equivalent amount of
Condensation
30
A more familiar measure of the water content of the air , or the amount of water vapor in the air expressed as a percentage of the saturation vapor pressure
relative humidity
31
the windward side of a mountain supports denser, more vigorous vegetation and different species of plants and associated animals than does the leeward side, where in some areas dry, desert-like conditions exist
rain shadow