The rapid change in temperature with depth between the surface ocean and deep oc

Question

The rapid change in temperature with depth between the surface ocean and deep ocean is called the:

Select one:

a. photic zone

b. thermohaline boundary

c. upwelling zone

d. euphotic zone

e. thermocline boundary

Question 22

Not yet answered

Points out of 1.00

Flag question

Question text

Albedo measures the percent of light _________ by an object.

Select one:

a. reflected

b. absorbed

c. emitted

d. radiated

e. received

Question 23

Not yet answered

Points out of 1.00

Flag question

Question text

Seawater freezes __________ fresh water.

Select one:

a. at a higher temperature than

b. at a lower temperature than

c. at the same temperature as

Question 24

Not yet answered

Points out of 1.00

Flag question

Question text

Critics rejected the continental drift hypothesis because they found no "tracks" from movement of the continents across the surface. This is an example of:

Select one:

a. Not science

b. Hypothesis testing

c. A hypothesis becoming a theory

d. Creating a hypothesis

Question 25

Not yet answered

Points out of 1.00

Flag question

Question text

Which of the following is NOT true about El Nino events?

Select one:

a. A low pressure zone migrates eastward toward Peru

b. Fishing along Peru and Ecuador is much better

c. The trade winds stop or even reverse

d. Upwelling slows or halts offshore of South America

e. There is a deeper wedge of warm water off of South America

Question 26

Not yet answered

Points out of 1.00

Flag question

Question text

In the future, plate tectonics will cause Santa Barbara to:

Select one:

a. slide down the continental slope into the Pacific

b. subduct under North America

c. develop volcanoes

d. become an island in the Pacific

e. move northward

Question 27

Not yet answered

Points out of 1.00

Flag question

Question text

The San Andreas Fault is an example of ________ plate boundary

Select one:

a. a continental transform

b. a continental-continental convergent

c. an oceanic transform

d. an oceanic-continental convergent

e. an oceanic-oceanic convergent

Question 28

Not yet answered

Points out of 1.00

Flag question

Question text

Monsoon rainfall is caused by:

Select one:

a. frequent hurricanes in the tropics

b. extratropical cyclones

c. warm, moist air rising at the equator

d. seasonal temperature differences between land and ocean

e. the Coriolis effect

Question 29

Not yet answered

Points out of 1.00

Flag question

Question text

Which of the following statements accurately describes remineralization?

Select one:

a. It occurs in both the surface and deep ocean.

b. It converts organic matter into inorganic nutrients.

c. The chemical reaction is the reverse of photosynthesis.

d. It consumes oxygen and produces CO2.

e. All of the above

Question 30

Not yet answered

Points out of 1.00

Flag question

Question text

When carbon dioxide dissolves in water, the water becomes more

Select one:

a. Its pH is unaffected.

b. acidic, its pH is lower

c. alkaline, its pH is higher

d. alkaline, its pH is lower

e. acidic, its pH is higher

Question 31

Not yet answered

Points out of 1.00

Flag question

Question text

Typically, ocean crust gets no older than    before it gets subducted.

Select one:

a. 6000 years old

b. 10 million years old

c. 200 million years old

d. 1 billion years old

e. 4 billion years old

Question 32

Not yet answered

Points out of 1.00

Flag question

Question text

The ocean has an albedo of 8%. If 300 W/m2 of sunlight hit the ocean's surface, how much short-wave radiation will be reflected back?

Select one:

a. 90 W/m2

b. 210 W/m2

c. none, it is all converted to infrared radiation

d. 276 W/m2

e. 24 W/m2

Question 33

Not yet answered

Points out of 1.00

Flag question

Question text

Surface ocean currents move in the same direction as the wind above them.

Select one:

a. True

b. False

Question 34

Not yet answered

Points out of 1.00

Flag question

Question text

The terrestrial biosphere holds 2000 Gigatons of carbon, 60 of which are transferred to the atmosphere each year. What is the residence time of carbon in the biosphere?

Select one:

a. 120,000 years

b. 33 years

c. 2060 years

d. 1940 years

Question 35

Not yet answered

Points out of 1.00

Flag question

Question text

The definition of “plankton” is:

Select one:

a. marine plants and animals that live on the sea floor

b. marine plants and animals that drift or swim only weakly

c. all marine animals

d. single-celled marine plants and animals

e. all marine plants

Question 36

Not yet answered

Points out of 1.00

Flag question

Question text

Which of the following is correct?

Select one:

a. Latitudinal degrees are less than 111 km as you move toward the poles.

b. Lines of longitude are parallel.

c. Degrees of longitude increase as you move north.

d. Degrees of latitude and longitude both equal 111 km at the equator.

e. All of the above

Question 37

Not yet answered

Points out of 1.00

Flag question

Question text

What is the frequency of a wave that is 100 m long and has a period of 10 s?

Select one:

a. 0.01 s-1

b. 0.1 m/s

c. 0.1 s-1

d. 10 m/s

e. 10 s-1

Question 38

Not yet answered

Points out of 1.00

Flag question

Question text

1 mm/yr is equivalent to how many km/Myrs?

Select one:

a. 0.001 km/Myrs

b. 1 km/Myrs

c. 1000 km/Myrs

d. 10^6 km/Myrs

Question 39

Not yet answered

Points out of 1.00

Flag question

Question text

Which choice best describes where hurricanes form and grow:

Select one:

a. not at the equator because there is no Coriolis effect at the equator

b. only above water

c. only where surface temperatures are >26 degrees C

d. a and b

e. a, b, and c

Question 40

Not yet answered

Points out of 1.00

Flag question

Question text

Approximately what percentage of anthropogenic CO2 has been absorbed by the ocean?

Select one:

a. 3%

b. 16%

c. 30%

d. 60%

Explanation / Answer

21) Option e is correct.

Thermocline boundary

Thermocline layer is the layer where there is a rapid change in temperature with depth. Surface waters are warm and decrease in temperature with depth. Creates a vertical barrier to many types of marine life.

Related Questions

Navigate

• Browse (All)
• Browse T
• Subjects

---