CLIMATE REGULATION AND CHANGE – Flashcards
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eccentricity
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the shape of Earth's orbit about the Sun; can change from a more elliptical to a more circular path and back
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Milankovitch cycles
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changes in Earth's orbit and tilt that occur every 100,000 years; believed to be responsible for past ice ages
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obliquity
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Earth's tilt
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precession
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movement of Earth's imaginary, rotating, polar axis
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thermohaline circulation
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water that moves because of its temperature and salt content
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upwelling
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when wind allows cold dense water to rise from the bottom of the ocean to the surface
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The seasons by the ocean are _____ than inland areas.
more extreme
less extreme
no different
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less extreme
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At higher latitudes, climates become _____.
cooler
warmer
drier
wetter
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cooler
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Like the atmosphere, the _____ transports and distributes heat on Earth, helping to regulate climate.
mountains
beaches
ocean
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ocean
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_____ can alter wind flow and create a rain shadow effect.
Beaches
Lakes
Mountains
Oceans
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Mountains
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Select all of the answers that apply.
Scientists think past changes in climate have been caused by _____.
Milankovitch cycles
air pollution
plate tectonics
volcanic activity
mountain ranges
thermohaline circulation
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Milankovitch cycles
plate tectonics
volcanic activity
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Blocking atmospheric or oceanic circulation patterns could drastically change climate.
True
False
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True
