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Exam 15: The Dynamic Ocean

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Question 21

Multiple Choice

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An isolated rocky remnant of wave erosion is a_______ .

A) spit
B) sea stack
C) jetty
D) groin

E) A) and C)
F) B) and C)

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Question 22

Multiple Choice

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Waves begin to "feel bottom" when the depth of water is _______ . It has been likened to "stubbing your toe" and results from the wave not having enough room to be naturally contained within that depth of water.

A) equal to the wavelength
B) three times as great as the wavelength
C) twice as great as the wavelength
D) equal to its wave base

E) All of the above
F) C) and D)

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Question 23

Multiple Choice

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_______ currents are strong currents perpendicular to the coastline; swimmers can easily avoid them by swimming parallel to the shore to clear the current before then swimming back in to shore.

Low and narrow offshore, emergent ridges of sand that parallel the coast are called_____ .

Elevated wave- cut platforms in Southern California are evidence that this coastal area is _______ .

Examine the words and/or phrases below and determine the relationship among the majority of words/phrases. Choose the option that does not fit the pattern.

When a wave arrives at an irregular shoreline, the wave front_______ as it impinges on the shore.

A baymouth bar is a_______ feature made of_______ .

Sand transport parallel to the shoreline is common on beaches and is called_______ transport.

When waves reach shallow water, they are often bent and tend to become parallel to the shore. This process is termed _______ .

Sea arches and sea stacks are all features produced by_______ .

Which of the following is designed to prevent or retard shoreline erosion?

When Europeans first came to the new world they would typically sail south and west to Canary Islands, then west to get to the West Indies. On their return they would go north past the Leeward Islands and Canadian Maritime provinces before turning east towards Europe? Why did they choose this circular route?

Prevailing winds toward a shoreline typically produce_______ .

You are walking along the shoreline but the material under your feet isn't sand, but instead is large cobbles and you occasionally have to scramble around small boulders. You are on _______ ,

A warm current is one that is_______ .

The horizontal distance separating successive wave crests is called the wave _______ .

The United States'_______ coast generally has few barrier islands.

A ridge of sand that connects an island to the mainland or to another island is an_____ .

Which one of the following is a landform created by wave erosion?