Extreme Temperatures (OCR GCSE Geography B (Geography for Enquiring Minds)): Flashcards
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Practise the cards
10 cards from this deck
Insolation
Insolation
Incoming solar radiation reaching Earth's surface
Albedo effect
Albedo effect
How surfaces reflect or absorb solar radiation
High albedo surfaces reflection %
High albedo surfaces reflection %
Reflect up to 90% of incoming radiation
Environmental lapse rate
Environmental lapse rate
Temperature drops ~6.5°C per 1,000m altitude gain
Lut Desert record temperature (2005)
Lut Desert record temperature (2005)
70.7°C - highest surface temp ever recorded on Earth
Lut Desert surface composition
Lut Desert surface composition
Dark lava rock with very low albedo
Antarctica record temperature (1983)
Antarctica record temperature (1983)
-89.2°C - record low temperature
Antarctica ice albedo effect
Antarctica ice albedo effect
Reflects up to 90% of solar radiation back to space
Land vs sea heating rates
Land vs sea heating rates
Land heats rapidly & cools quickly; sea has high heat capacity
Ocean currents function
Ocean currents function
Massive heat transfer systems moving warm/cold water globally