Question 1

Seawater is typically denser than freshwater due to seawater’s

Accepted Answer

higher salinity

Answer

greater depth

Answer

lower freezing point

Answer

smaller mass

Question 2

The high salinity of the Mediterranean Sea is due primarily to

Accepted Answer

evaporation

Answer

volcanoes

Answer

deposition

Answer

precipitation

Question 3

What is the source of most oil pollution found in the ocean?

Accepted Answer

runoff from land

Answer

oil tanker collisions

Answer

from wastewater dumped by ships

Answer

leakage from wells located offshore

Question 4

Which would have the most impact on the climate of a city?

Accepted Answer

proximity to the ocean

Answer

industrial pollution

Answer

proximity to a mountain

Answer

population

Question 5

London, England is at the same latitude as Alaska, but has a much milder climate.  This is beacause

Accepted Answer

of the moderating influence of the Gulf Stream and North Atlantic Drift

Answer

of Global Warming

Answer

it has more geothermal energy

Answer

it is closer to mainland Europe

Question 6

An upwelling is most likely to occur in which area?

Accepted Answer

along a coastline

Answer

in a shallow gulf

Answer

in open ocean waters

Answer

near a deep sea trench

Question 7

Which of the following is not an economically positive use of the ocean?

Accepted Answer

pollution

Answer

commercial fishing

Answer

recreational boating

Answer

sports

Question 8

The name of organisms that float at or near the surface of the ocean

Accepted Answer

plankton

Answer

nekton

Answer

benthos

Answer

aquatic

Question 9

Which of the following does not help control ocean currents

Accepted Answer

convection in the mantle

Answer

global winds

Answer

continental deflection

Answer

coriolis effect

Question 10

The highest point of a wave is known as

Accepted Answer

crest

Answer

wave period

Answer

trough

Answer

wave length

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