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Ocean waves and tides


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Ocean waves and tides

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  2. 2. Ocean Simply defined as anyWav disturbance created when energy moveses through an object or e.g. Earthquakes, substance. ocean waves, radio waves, visible light waves, and atmospheric waves. Page 2
  3. 3. Ocean waves have severaldistinct parts asdiagrammed in the figurebelow: Page 3
  4. 4. The wave crest is thehighest part of the waveabove average water levelThe wave trough is thelowest part of the wavebelow average water levelWave height is the verticaldistance from trough to crest Page 4
  5. 5. Additionalterminologies:Wave period is the time ittakes for a wave to move adistance of one wavelength(expressed in seconds orminutes)Wave frequency is thenumber of wave crests passinga fixed point per second Page 5
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  8. 8. The breaking of waveson the shore is calledsurf and the area itoccurs is called the surfzone. Page 8
  9. 9. Other types ofocean wavesInternal waves - are waves thattravel within the ocean, not on thesurface.Seiche (saysh) - is a standing wavethat can occur in any enclosed bodyof water.Tsunami [soo NAHM eez] - largeunderwater earthquakes andlandslides that can create hugewaves Page 9
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