oceanography pg22.html

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<strong>Three types of Tides:</U>
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></B>1. Semi-daily: (semi-diurral) (2 high &amp; 2 low) (Boston Harbor) (Atlantic)<FONT size="+1"> </P
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><FONT size="+1">2. Mixed tide: Highs of 2 time per day and lows very (Indian and Pacific)<FONT size="+1"> </P
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><FONT size="+1">3. Daily or (Divmal Variance) Gulf of Mexico + Hawaii one tide per day for tides<FONT size="+1"> </P
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><FONT size="+1">Storm &amp; Ocean Wave<FONT size="+1"> </P
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><FONT size="+1">Waves can outrun a storm depending upon fetch<FONT size="+1"> </P
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><FONT size="+1">Also we can have big waves as a result of a storm far away<FONT size="+1"> </P
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><U><FONT size="+1"><B>Sea:</U></B> much a capillary action waves on waves<FONT size="+1"> </P
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><U><FONT size="+1"><B>Swell:</U></B> gently rolling wave (some capillary action)<FONT size="+1"> </P
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><FONT size="+1">Declination of Moon<FONT size="+1"> </P
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><FONT size="+1">Rhythm of Tide: Sun and moon on some plane only there per year<FONT size="+1"> </P
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><FONT size="+1">(Zenith position of sun and revolution)<FONT size="+1"> </P
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><FONT size="+1">Natural Period of Oscillation of H20<FONT size="+1"> <br />
<FONT size="+1" color="#000000"></B>Seiche waves normally in ocean (bay) - Recoil wave<FONT size="+1"> </P
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><FONT size="+1">Tsunami: not a tidal wave<FONT size="+1"> </P
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><FONT size="+1">It is a the result of tectonic or earthquake<FONT size="+1"> </P
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><FONT size="+1">Transverse wave from great distance: 400-600 feet (1755)<FONT size="+1"> </P
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><FONT size="+1">Krakatoa 4-6 mile high (1883)<FONT size="+1"> </P
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><FONT size="+1">Anchorage: Boat 1 mile inland<FONT size="+1"> </P
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><FONT size="+1">(510 mph) C-L/T 510 = 130/T