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13 Cards in this Set
- Front
- Back
Pacific Ocean |
largest, deepest |
|
Arctic Ocean |
smallest, shallowest, ice-covered |
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What percentage of oceans cover Earth's surface? |
70.8% |
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What is the average percentage of salinity? |
3.5% |
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Outgassing |
water and dissolved gases are emitted through volcanic eruptions |
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Salinity near the equator |
lower than average due to greater precipitation |
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Salinity near the poles |
lower than average due to melting sea ice |
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Salinity in the Mediterranean |
higher than average due to evaporation |
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Tradewinds |
"push" surface waters towards the equator |
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Westerlies |
"push" surface waters towards the poles |
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Convergences |
two wind-driven surface currents collide or when a wind-driven surface current collides with a land mass |
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Divergences |
results when two wind-driven surface currents move away from each other or when a wind-driven surface current moves away from a land mass |
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Fetch |
the distance that the wind has traveled across open water |