Gyres Flashcards

1
Q

ocean currents

A

masses of ocean water that flows from one place to another

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2
Q

surface currents

A

wind driven currents more water hrizontally and occur primarily in the oceans surface waters

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3
Q

deep currents

A

dense waters that sinks and spreads slowly beneath the surface

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4
Q

subtropical gyres

A

center of the gyre coincides with the subtropics at 30 degrees north or south latitude

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5
Q

eqatorial currents

A

currents that travel westward along the equator and forn the equatorial boundry current of subtropical gyres

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6
Q

western boundary currents

A

west side of ST gyres

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7
Q

Northern Boundary Currents

A

north of ST gyres

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8
Q

Southern boundary urrent

A

south side of ST gyres

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9
Q

Eastern Boundary currents

A

East side of ST gyres

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10
Q

Equatorial countercurrents

A

straight horizontal currents

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11
Q

subpolar gyres

A

gyres that rotate opposite the adjacent subtropical gyres

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12
Q

gulf stream

A

high intensity western boundary current of the NOrth Atlantic that flows east

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13
Q

El Nino

A

flowing water current that develops around ecuador

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14
Q

upwelling

A

vertical movement of cold, deep nutrient rich water to the surface

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15
Q

donwelling

A

vertical movement downward

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16
Q

la Nina

A

When water temperature reaches lower temperature in the South Pacific

17
Q

Hurricane

A

violent tropical, cyclonic, storm of the North atlantic having wind speeds that excess 72 mph

18
Q

Storm Surge

A

Abnormal rise of water generated by a storm over and above predicted tide

19
Q

gyre

A

large circular moving loops of water that are driven by the major wind belts of the world