Atmospheric And Cryospheric Processes Flashcards

(12 cards)

1
Q

What is the ITZC and what weather occurs here?

A

Inter tropical convergence zone
Warm moist air rises, cools, condenses

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2
Q

What happens where Ferrel and Hadley meet?

A

Air sinks, and it is warm and dry. Dry weather

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3
Q

Which part of the atmospheric circulation model effects britan

A

The Ferrel cell affects us in britan, brings warm south westerlies in north, north westerlies in the south.
Wind picks up moisture over oceans

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4
Q

Cryospheric processes

A

Accumulation- build up of a glacier from snow compacting to ice
Ablation- melting of ice, during summer months

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5
Q

How many glacial periods have there been in earths history?

A

5 major glacial periods
Most recent started 2.58 million years ago and continues today alternating interglacial/glacial
Called quaternary glaciation

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6
Q

How is permafrost formed?

A

Air temperatures are so low freeze soil with groundwater

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7
Q

Rain

A

Cloud become too heavy to stay suspended and fall to the ground

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8
Q

Drizzle

A

Very small droplets of water from low level stratus clouds

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9
Q

Snow

A

Solid precipitation of ice crystals and snowflakes below 0c

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10
Q

Sleet

A

Solid precipitation that melts while it falls

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11
Q

Hail

A

Solid precipitation in the form of balls of ice

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12
Q

Differences between types of precipitation

A

How they are formed

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