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30 Cards in this Set
- Front
- Back
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tidal force
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centripetal, gravitational, resultant
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tidal pattern
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diurnal, mixed
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tidal current
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ebb, rotary
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center of an open ocean tidal system
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amphidromic point
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largest tidal range in the lunar cycle
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spring tide
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smallest tidal range in the lunar cycle
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neap tide
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steep wave front surging up a river as a result of tides
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tidal bore
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water moving out from an inlet due to approaching low tide
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ebb current
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center of mass of the earth-moon system
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barycenter (smooth orbit around the Sun)
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tide-generating force varies...
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inversely with the cube of the distance between the objects
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compared to a solar day, a lunar day...
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longer than a solar day
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angular distance of the orbital plane of the Sun or Moon above or below Earth's equatorial plane is...
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declination
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spring tide
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very high high tides and very low low tides
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neap tide
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very small tidal range
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spring tide occurs...
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twice/month
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earth is at its greatest distance from the sun
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aphelion
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the side of Earth that is opposite from the Moon
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high tide
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tidal ranges will be largest when the moon is at
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perigee
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most common tidal patterns around the world
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mixed tides
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in US one can find semidiurnal tides along...
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atlantic coast
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in US one can find mixed tides along
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pacific coast
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Bay of Fundy
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very large tidal range
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maximum tidal currents are reported
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about halfway between high and low tides
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tidal current can produce rotary currents called
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whirlpools
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which is a tidal current?
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ebb tides & flood tides
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Which of the following will decrease the velocity of the longshore current
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increased wave period
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If one were to walk from the ocean landward across a barrier island complex, in which order would one cross the following features
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beach, dune, barrier flat, high marsh, low marsh
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The area of the barrier island complex that contains thickets and woodlands is the
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barrier flat
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The most biologically productive part of a barrier island complex is the
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low marsh
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Emergent coasts might have all of the following characteristics except
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drowned beaches
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