Waves And Tides Question Preview (ID: 3174)


Ch 10. TEACHERS: click here for quick copy question ID numbers.

tsunamis don't destroy ships in the open sea because
a) they don't move through the sea
b) the tsunami warning system gives ships time to leave the area
c) their periods are so long that ships rise and fall very slowly when a tsunami passes under them
d) tsunamis frequently destoy ships pn the opem seatides are

tides are caused by
a) Coriolis effect
b) primarily by the sun's gravity with some effect from the moon's gravity
c) primarily by the moon's gravity with some effect from the sun's gravity
d) the sun's gravity

Newton's equilibrium theory is more complex and explans more of the variables in tides than does Laplace's dynamic theory
a) true
b) false
c)
d)

Beside lunar and solar gravity, an influences on the tides is
a) that the Earth is not a perfect sphere
b) the season
c) ocean basin shape
d) all these answers influence the tides

Amphidromic points are
a) the location ancient sailors dropped anchor at high tide
b) points with no net water movement around which tides occur
c) points with maximum tidal variation
d) none of these answers is correct

a single high tide daily is called a ________ tide
a) diurnal
b) semi diurnal
c) mixed
d)

two equal high tides daily are called a ________ tide
a) dirunal
b) semi diurnal
c) mixed
d)

two unequal high tides daily are called a ________ tide
a) diurnal
b) semi diurnal
c) mixed
d)

tidal current are incoming and outgoing tidal flow.
a) true
b) false
c)
d)

tidal bore is is a save created by an incoming tide moving through a narrow area
a) true
b) false
c)
d)

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