CSU: ES 1010 Earth Science UNIT V ASSESSMENT March 2016

Question 1

2 out of 2 points

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__________ develop where oceanic lithosphere bends
downward and sinks into the mantle.

Question 2

2 out of 2 points

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

Question 3

0 out of 2 points

Examine the graph in Figure 9.2a (p. 297). At what latitude
is the ratio of ocean water to land at its maximum? Choose from the following

Question 4

2 out of 2 points

The energy that drives surface ocean currents such
as the Gulf Stream comes from __________.

Question 5

2 out of 2 points

Which element is most common dissolved in seawater?

Question 6

16 out of 16 points

Match the term with the definition.




The multi-disciplinary science that
studies the oceans.


The measure of the amount of
dissolved salts in a given volume of water.


A layer of rapid temperature change.


A layer of raid density change.



The oceanic equivalent of
topography; the three dimensional “shape” of the seafloor.


Sediment derived from the weathering
of rock, mainly on the continents.


Sediment derived from dissolved
salts in seawater.


Sediment from the shells or skeletal
material of living organisms.

Question 7

4 out of 4 points

Examine the figure. Match each of the lettered locations with the name
of the shoreline feature shown there.





Volcanic island


Oceanic plateau

Question 8

Needs Grading

The best place to look for crabs is between the high tide and low tide
zones (the tidal flat). Knowing this, would you expect to find more crabs
during a full moon/new moon or during a quarter moon stage? Explain why.

Question 9

Needs Grading

Discuss two reasons why summer temperatures in coastal locations in
Southern California are cooler than coastal locations at the same latitude in

Question 10

Needs Grading

When you are at the beach, you notice that the waves seem to
“break” at the same point as they come towards shore. Explain what
is happening beneath the surface to cause the waves to break at this point.

Question 11

Needs Grading

A variety of techniques and efforts are used to stabilize shorelines
throughout the world. Discuss these techniques. Are they temporary or
permanent? Also, discuss at least two ways in which the
development/urbanization of coastal areas contributes to shoreline erosion?
(Hint: think about rivers and what they contribute to our beaches. Also, what
increases with the creation of roads and rooftops?)

Your response should be at least 150 words in length.

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