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Unformatted text preview: MARS 1010: Tides 28/09/2007 10:17:00 Tides: High and low tides occur They have important impacts on Marine organisms, coastal ocean circulation, and navigation. Types of Tides: Diurnal: High/Low tides occur every 24 hours and 50 minutes. o Once a day Semi-diurnal: High/Low tides occur every 12 hours and 25 minutes. o Twice a day Mixed Semi-diurnal: High/Low tides occur every 12 hours and 25 minutes. o Twice a day but the relative heights of each fluctuation change. Earth-Moon center of Mass and rotation: The moon and earth orbit around their center of mass once every 27.3 days. The center of mass between the earth and the moon is slightly in between the earth and moon. The moon does NOT simply rotate around a static earth. Gravitational force of attraction o Newtons gravitational force of attraction between two bodies.Newtons gravitational force of attraction between two bodies....
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This note was uploaded on 03/20/2008 for the course MARS 1010L taught by Professor Jager during the Fall '07 term at University of Georgia Athens.
- Fall '07