//Weather and Climates Flashcards

1
Q

What are the 3 types of clouds

A

Cirus: streaky, brushed across sky, crystals of ice
Cumulus: fluffy, medium height, fine weather
Stratus: thick blankets covering the sky, low, precipitation

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2
Q

What are the 3 types of rain

A

Convectional: evaporation and precipitation cycle
Relief: warm air cools at high land, rains
Cyclonic: warm air condenses from cool air when meet

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3
Q
Measuring (units, instrument, recorded)
Atmospheric pressure:
Temperature:
Wind
Humidity:
Sunshine:
Precipitation:
A

Atmospheric pressure: millibars, barometer, barograph
Temperature: C, thermometer, temperature table
Wind: direction-wind vain strength/speed: anemometer, 0-12 Beaufort Scale
Humidity: percentage, hygrometer- 1 wet - 1 dry
Sunshine: sunshine hours, campbell strokes recorder, isohells
Precipitation: mm, rain gage, isohyets

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4
Q

To Bake Cookies We Have Eggs

A
Thundra
Boreal
Cool Temperature Oceanic 
Warm temperature oceanic
Hot desert climate 
Equitorial
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5
Q
Thundra Climate
Where?
Precipitation?
Temperature?
Vegetation?
Effect on population
A
  • Latitude 60-70C North. Upper part of Russia, Canada, Alaska, Greenland
  • 10 inches per year, dry weather, top soil=dry (permafrost)
  • Vegetation is barren, only shrubs, plants, perennial
  • Wild life: polar bears, snow geese, most migrate and lay eggs
  • Population: global warming will melt permafrost
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6
Q
Hot Desert Climate
Where?
Precipitation?
Temperature?
Vegetation?
Effect on population
A
  • 15-30C North + South
  • 100mm of rain per year (trade winds absorb moisture, cool ocean currents loose moisture)
  • Very hot summers, 45C, close to equator
  • Vegetation has shortage of water, store water from underground, barren (humans cannot benefit), shortage of food
  • Growing population but shortages of water
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7
Q

Effects on climate

A

Latitude:distance from the equator / further away from equator = colder - no direct sun rays and less hours of sunlight
Altitude: height above sea level / higher up = colder - decrease 1 degree for every 150m
Prevailing winds: winds blow most frequently over an area. Affect the climates of the places they blow - northerly are cooler, southerly winds warmer

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8
Q

How a wind bane and annemeter works

A

Wind vane: direction of wind. spinning and pointing direction of the way wind is blowing
Annemeter: Speed of wind - arms attached to vertical rod. cups rotate as the wind blows and the amount of times it rotates is recorded

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9
Q

Cyclonic rain

A
  • caused by cyclonic activity
  • occurs along the fronts of the cyclone
  • formed when two masses of air of different temperature, humidity and density meets.
    eg. meeting of moisture in warm tropical wind with a polar air mass.
  • layer separating them is called the front.
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10
Q

Conventional rain

A
  • sun heats the ground and warm air rises.
  • As the air rises it cools and water vapour condenses to form clouds. When the condensation point is reached, clouds are formed.
  • Heavy rain storms occur.
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11
Q

Relief rain

A
  • occurs along coastal areas where a line of hills runs along the coast.
  • wet onshore wind from the sea meets a mountain or any Barrier, it is forced to rise along the slope and cools.
  • When the air temperature falls, water vapour condenses to form clouds.
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