Weather and Climate Flashcards

1
Q

What factors effect and drive the wind currents?

A

Uneven heating of the Earth’s surface

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2
Q

Barometer

A

Measures air pressure

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3
Q

Anemometer

A

Measures wind speed and direction

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4
Q

Warm Front

A

Light rain, warmer temps, slight winds

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5
Q

Cold Front

A

Violent storms, windy and colder temps

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6
Q

Occluded Front

A

Heavy rains and colder temp

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7
Q

Stationary Front

A

Lots of rainfall for several days, little to no winds, could be warmer or colder depending on how the front moves

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8
Q

Coriolis Effect

A

Northern hemisphere to the right, Southern hemisphere to the left

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9
Q

Westerlies

A

30-60 Degrees, West to East

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10
Q

Trade winds

A

0-30 degrees, East to West, towards the equator

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11
Q

Polar Easterlies

A

60-90 degrees, East towards West away from the poles

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12
Q

What causes winds to occur?

A

Uneven heating of the earth’s surface, rotation of the earth, temperature

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13
Q

What are the doldrums

A

The doldrums are a belt around the Earth extending approximately five degrees north and south of the equator

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14
Q

Where do the horse latitudes occur?

A

Around 30 degrees north and south of the equator

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15
Q

What affects ocean currents?

A

Wind currents, solar heating, Coriolis effect

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16
Q

What do ocean currents transport

A

Heat, Nutrients, Organisms, Pollution dispersal, Currents also involved with gas exchanges, especially O2 and CO2

17
Q

What is thermohaline circulation?

A

Global ocean circulation that is driven by the differences in the density of the sea water which is controlled by temperature and salinity

18
Q

Upwelling

A

Movement of deep water to the surface

19
Q

Downwelling

A

Movement of surface water down