Hot Desert Climate (Leaving Cert Geography): Flashcards
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Annual rainfall range in hot deserts (mm)
Annual rainfall range in hot deserts (mm)
0-250mm
Type of rainfall in hot deserts
Type of rainfall in hot deserts
Torrential rainfall
Number of main processes causing desert aridity
Number of main processes causing desert aridity
Four
Rain-shadow effect definition
Rain-shadow effect definition
Mountains block moist winds, creating dry leeward conditions
Latitude range where most hot deserts are located
Latitude range where most hot deserts are located
15-30° north and south of the equator
Location of horse latitudes
Location of horse latitudes
30° north and south latitude
Trade winds definition
Trade winds definition
Consistent dry winds from high-pressure zones to equator
Effect of cold ocean currents on coastal air
Effect of cold ocean currents on coastal air
Create dry air systems by cooling moisture-laden winds
Continentality definition
Continentality definition
Climate becomes drier and more extreme inland from coasts
Diurnal range in deserts
Diurnal range in deserts
Large day-night temperature variation
Summer daytime desert temperatures
Summer daytime desert temperatures
Exceed 45°C
Desert temperature drop from day to night
Desert temperature drop from day to night
15-30°C
Why clear skies increase desert heating
Why clear skies increase desert heating
No clouds to block incoming solar radiation
Radiation definition
Radiation definition
Heat energy travels through space without needing a medium
Why deserts lose heat rapidly at night
Why deserts lose heat rapidly at night
Clear skies allow rapid heat escape to atmosphere