Which marks the true edge of a continent?

a. submarine canyon

b. continental slope

c. continental shelf

d. abyssal plain

List three factors that determine the height , length , and period of a wave .

Which is more dense, cold freshwater or warm seawater? Explain.

Why is the surface salinity of the ocean higher in the subtropics than in equatorial regions ?

The most abundant salt in seawater is a. calcium chloride. b. magnesium chloride. c. sodium chloride. d. sodium fluoride

Relate What evidence indicates that oceans formed early in Earth's geologic history?

What is oceanography? What was learned from the Challenger expedition?

Reason Why do some scientists theorize that global warming might not be the result of increases in atmospheric carbon dioxide?

How does volcanic activity affect climate? Are these effects examples of short-term or long-term climatic change?

Why are the greatest effects of El Nino experienced mainly in the tropics?

What three changes in Earth's movement in space might result in long-term climatic changes?

Which of the following is NOT a factor used to classify climates in the Koeppen classification system?

a. temperature

b. moisture

c. wind

d. vegetation

A heat island is an example of which type of climate ? A) tropical climate C) microclimate B) boreal climate D) dry climate

Which features are not caused by differential erosion?

a. wave-cut platforms

b. barrier islands

c. sea stacks

d. sea arches