Chapter 10 - Restless Oceans Quiz

_______ is grinding or scraping of rock surface by the friction and impact of rock particles carried by water

Abrasion

You visit a coastal area for the first time. You note the presence of marine terraces, sea stacks, and sea arches. Based on these features, the area is likely to be ________

An emergent coast

Which of the following shoreline features is a result of deposition

Barrier island

If a spit grows as it is deposited and extends completely across the former mouth of an estuary, separating it from the open sea, it has become a ________

Baymouth bar

One disadvantage of beach nourishment as compared to hard stabilization is ________

Beach nourishment is expensive

When a wave is too steep to support itself, the wave front collapses creating a ________ that advances up the shoreline

Break

Upwelling, the rising of water from deeper layers of the ocean, is a wind-induced movement that brings _______ water to the surface

Cold, nutrient rich

A _______ is characterized by a single high and low tide each tidal day

Diurnal tidal pattern

An increase in seawater density can be caused by ________

Either a decrease in temperature or an increase in salinity

A(n) _______ is a place where fresh and salt water mix, such as a drowned river valley along a submergent coast

Estuary

________ are huge circular-moving current systems that dominate the surface of the ocean within an ocean basin

Gyres

Breakwaters, sea walls, and groins are all examples of ________

Hard stabilization

The daily tidal rage is of the least magnitude during ________

Neap tides

Large estuaries are more common on a(n) _________ coastline

Submergent

Because deep-ocean circulation is driven largely by variations in water temperature and salinity, it is also called ________ circulation

Thermohaline

In the Northern Hemisphere, the Coriolis effect causes currents in the ocean to be deflected slightly ______ compared to the winds that cause them

To the right

_______ is the rising of cold water from deeper layers to replace warmer surface water

Upwelling

The vertical distance between trough and crest is called the ________

Wave height

Which of the following is an erosional feature associated with shorelines

Wave-cut platform

Longshore currents and beach drift ________

both have net movement that is parallel to the shore