Interactive Online Quiz

Question 1. When the sun's energy heats the continents and the oceans, which of the following is true?

1. Land absorbs and loses heat less quickly than the oceans.
2. Land absorbs and loses heat at the same rate as the oceans.
3. Land absorbs and loses heat more quickly than the oceans.
4. Land absorbs heat less quickly, but loses heat more quickly than the oceans.
   

Question 2. Movement of ocean water is primarily caused by:

1. Wind-driven currents.
2. The calving and movement of icebergs.
3. The wakes of large ships.
4. The movement of fish and large sea mammals (such as whales) through the oceans.

Question 3. Currents (movement of water) can also be caused by:

1. Continents
2. Earth's rotation
3. Geologic activity with Earth
4. All of the above

Question 4. The temperature of ocean water is affected by :

1. Longitude
2. Latitude
3. Pollution
4. None of the above

Question 5. Deep-ocean water:

1. 1. Is less dense than surface water
2. Is denser than surface water
3. Is the same density as surface water
4. Oscillates between being less dense or more dense than surface water.

Question 6. Thermohaline Circulation:

1. Is the sinking and spreading of cold water in the ocean.
2. Is the same as Meridional Overturning Circulation.
3. Both 1 & 2
4. 2 only

Question 7. Density affects ocean circulation. Which of the following affects density?

1. Precipitation (rain, snow, sleet, etc.)
2. Wind
3. Temperature
4. All of the above

Question 8. Why is Norway at 60° N far warmer than southern Greenland and northern Labrador which are at the same latitude (60° N)?

1. The temperature is affected by the different longitudes of the areas.
2. The Gulf Stream current and the North Atlantic Drift current carry heat
   to warm Europe.
3. Both 1 & 2.
4. None of the above.

Question 9. Earth's main reservoirs of readily available carbon dioxide--CO2 --(an important greenhouse gas) are:

1. The tropical rainforests.
2. The coral reefs.
3. The ocean basins
4. Caves & grottos

Question 10. The Global Conveyor Belt refers to:

1. A heat transport system in the ocean.
2. The equator
3. A mechanical means of moving large ships in the ocean.
4. Earth's atmosphere

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