Exam 15: Restless Realm: Oceans and Coasts

In shallow water,waves become breakers because________________.

The geographic variation in depth to the ocean floor is termed ________.

The width of the intertidal zone depends on the __________.

In which tectonic settings are broad,shallow continental shelves most likely to be found?

The major surface currents on the Earth that display a circle-like path and follow the ocean basin margins are known as __________.

Structures-like jetties,groins,and breakwaters-that are designed to prevent beach erosion __________.

Describe how the temperature seawater changes with water depth in the ocean near the Equator and contrast this with changes in temperature near the Earth's Poles.

The shallowest portions of an ocean found along the margins of continents are the ________.

Draw a representation of the motion of an ocean wave in cross-section.Your illustration should include labels for the following: amplitude,wavelength,wave height,wave base,crest,trough,and directional arrows.

The size of waves in the open ocean depends on

Swamps and marshes are examples of __________.

Which of the following is true of beach nourishment as a solution to coastal erosion?

Why is it a bad idea to build on barrier islands?

In which type of shoreline are broad tidal mudflats most likely to occur?

Contrast emergent and submergent coasts.List at least one reason why coasts may become emergent or submergent.

Label the landforms of ocean basins shown in the image below using the following word bank.

What is the term for the sharp decrease in temperature in the ocean with depth from the surface common in tropical and subtropical oceans?

How does tidal range vary among different coastlines around the globe?

Surface currents flow __________ in the Northern Hemisphere and __________ in the Southern Hemisphere.

Sediment supply cannot keep up with the rate at which waves and currents wash it away along a(n)______ coast.