Exam 19: Shorelines

Low initial costs and modest maintenance costs, high potential for storm damage and low to moderate potential for negative environmental effects are consequences of policies to ________.

Fetch refers to ________.

If erosion of coastal glacial deposits in Britain has worn back 4 kilometres of coast in 2000 years what is the rate of erosion?

High initial costs and eventually high maintenance costs, high potential for storm damage and negative environmental impact are consequences of policies to ________.

A ________ is an isolated remnant of bedrock standing above a wave-cut platform.

How great can the speed of tidal currents be, such as during spring tides off the coast of Brittany in France?

Name two different shoreline landforms that are created as headlands erode.

Which of the following is true regarding the gravitational forces affecting Earth?

What is beach drift?

In open (deep)waters, it is the wave energy that moves forward, not the water itself.

Incoming waves slow down and rotate toward an orientation of being parallel to the shoreline.This process is known as ________.

What current geologic processes ultimately doom any attempts to stabilize and preserve shorelines within a century or so?

The foreshore zone is ________.

How does sand get deposited in the lower shoreface zone where wave approach is perpendicular to the shore?

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

Tidal currents are never strong enough to erode the seabed.

Relative to shoreline, provided sea level ________, irregularities along a coast can be gradually smoothed out by the combined processes of erosion and deposition.

Name the three components of a profile across a shoreline into the sea.

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

Over the past few millennia, sea level has been gradually falling.