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10 Cards in this Set
- Front
- Back
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Undertow |
another term for rip current, used in the incorrect belief that rip currents drag swimmers below the surface. |
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Long Shore Current |
A long shore current is an ocean current that moves parallel to shore. It is caused by large swells sweeping into the shoreline at an angle and pushing water down the length of the beach in one direction. |
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Whitecap |
Definition of whitecap: a wave crest breaking into white foam —usually used in plural |
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Swell |
A swell, in the context of an ocean, sea or lake, is a series of mechanical waves that propagate along the interface between water and air and so they are often referred to as surface gravity waves. |
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Wave |
a long body of water curling into an arched form and breaking on the shore. |
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Trough |
any long depression or hollow, as between two ridges or waves. |
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Wave Length |
the distance between successive crests of a wave, especially points in a sound wave or electromagnetic wave |
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Wave Height |
wave height of a surface wave is the difference between the elevations of a crest and a neighbouring trough. |
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Crest |
the vertical distance between a wave crest and the adjacent trough. |
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Tide |
The alternate rising and falling of the sea, usually twice in each lunar day at a particular place, due to the attraction of the moon and sun. |
