Exam 16: Oceans, coastal Processes, and Wind Processes

The oceans are slightly acidic,with an average pH of about 6.5.

Coral bleaching results in the death of corals.

Degradation and loss of coastal ecosystems is a major challenge for the 21st Century.

Which of the following are causes for the ejection of nutrient-providing algae from coral?

On average,which best describes ocean water?

Which is the worldwide average salinity of seawater?

Beach nourishment is the natural replenishment of sand along a beach by littoral drift.

Using outside sources,describe some of the challenges facing coastal environments in the 21st Century.

A tombolo cuts off a portion of the ocean along a coast,forming a lagoon.

The increase in wave height as a tsunami approaches a coast is the result of the shortening of wavelengths.

Which is deposited sediment that connects a shoreline with an offshore island?

Which are these features,here from Lake Michigan,that disrupt sediment movement along a coast?

Coral and algae have a reciprocal relationship in which the algae perform photosynthesis,providing the coral with nutrition and helping with the calcification process.In return,the coral provide the algae with nutrients.This is an example of which type of relationship?

Which explains why the height of a tsunami grows as it approaches a coastline?

Areas with heavy freshwater runoff and low evaporation will have which average salinity?

Which of the following best describes loess deposits?

A beach acts to stabilize a shoreline by absorbing wave energy,even though materials are in almost constant motion.

Which is the artificial replacement of sand along a beach?

Which correctly pairs the name of the monthly tide with the relative tidal range that occurs when the Sun and Moon are on the same side or on opposite sides of Earth?

Which of the following is correct regarding loess?