SC MSCI 101 - Study guide--3rd exam (3 pages)

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Study guide--3rd exam



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Study guide--3rd exam

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Pages:
3
School:
University Of South Carolina-Columbia
Course:
Msci 101 - The Ocean Environment
The Ocean Environment Documents

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Earth s heat budget and surface winds Relationship between ocean circulation nutrient distribution and biological productivity Blackbody radiation curves and greenhouse has absorption spectra Waves and Tides 1 Coriolis effect a N Hemisphere right b S Hemisphere left c Influences layered ocean i Net flow 90 to the right left of wind direction 2 Ekman transport a Spirals as depth increases Ekman spiral 100 150m i Current moves 90 right left of wind net flow b Frictional coupling 2 fluids wind surface water i Less KE transferred to lower layers ii Causes circular flow pattern c Surface water 45 right left of wind 3 Divergence zone a High productivity b Upwelling c Depression of water as it moves away 4 Convergence zone a Low productivity b Gyre c Downwelling 5 Tracking currents a Lagrangian follow an object as it drifts b Eulerian measures currents at fixed points 6 Geostrophic flow a Coriolis inward deflection gravity outward flow balanced b Around gyres no deflection of currents 7 Western intensification a Water moves toward poles i Affected by Coriolis more b Stronger deeper narrower c Strength direction of E W winds d Compression of currents 8 Flow of currents a 1 2 wind speed b Sverdrup Sv i 1x106 m3s 1 9 El Nino a Tradewinds weaken reverse b Warmer surface waters 10 La Nina a Stronger tradewinds b Colder waters 11 Gyres a Clockwise N counterclockwise S b Higher on western hemisphere c Low productivity at center 12 Wave key ideas a Transmits energy not mass b Behavior depends on size depth c Change in direction by i Refraction ii Diffraction iii Interference iv Reflection 13 Types of waves a Swell i Longer wavelength ii Away from origination b Waves i Linked to wind direction ii Transmits energy c Rogue waves i Constructive interference 14 Wave speed a Celerity L T wavelength period b Shallow water waves L 20 c Deep water waves L 2 15 How waves are generated a Generating force i Wind tides tectonics ii Forces water above equilibrium point b Relaxation force i



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