What is the relationship between the heights of tides and the amphidromic point?
a. Heights increase with distance from the amphidromic point
b. Heights decrease with distance from the amphidromic point
c. Heights increase closer to the amphidromic point
d. Heights of tides and amphridromic points are not related
ANS: A
The tidal height increases as the wave moves further away from the amphidromic point. There are
about a dozen of these points throughout the world ocean. Information can be found in the section The
Dynamic Theory of Tides Adds Fluid Motion Dynamics to the Equilibrium
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A) high-rise office buildings and skyscrapers. B) large homes, mansions and fenced-in yards. C) shopping malls with big parking lots. D) factories and warehouses. E) schools, hospitals and other public buildings.
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Indicate whether the statement is true or false
If you were a land planner, what questions could you answer by using the composite overlay of data layers in Figure 30.1?
What will be an ideal response?
Off the coast of South America, as a result of a circulation change called El Niño,
A) the normal warm-water flow is often replaced by cool waters. B) the normal cool-water flow is replaced by warm waters. C) the fisheries off the coast increase in productivity. D) no effect has been observed.