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Marine Science Exam Questions and Answers
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Marine Science Exam Questions and Answers
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Marine Science Exam Questions andAnswers
The ______ is caused by the Earth's rotation, which adds an apparent sideways motion
to objects moving over the Earth's surface - Answer -Coriolis Effect
________________ causes a general circulation pattern that moves air between the
equator and the pole. It is the vertical movement of currents caused by temperature
differences in a fluid such as air. - Answer -Wind circulation
An ___________________ is a large volume of air in the atmosphere that is mostly
uniform in temperature and moisture. It can extend thousands of kilometers across the
surface of the Earth. - Answer -Air mass
What happens when warm air slides up and over cold air? - Answer -Warm front
What happens when a cold front catches up to a warm front and takes over the warm
front. - Answer -Occluded front
What happens when the boundary between two different air masses not moving
strongly enough to overtake each other remaining in one place? - Answer -Stationary
front
What happens when cold air pushes warm air? - Answer -Cold front
What flows westward from 0 to 30 degrees latitude and was used by sailor to reach the
Americas? - Answer -Tradewinds
What is between 30 - 60 degrees latitude and flows from the west? - Answer -
Westerlies
Warm air rises at 60 degrees and moves to the poles, where it cools, descends and
flows back to the equator - Answer -Polar easterlies
What are seasonal wind pattern changes caused by heating or cooling on the
continents?
(Hint: They cause summers with significant rainfall and winters with very little) - Answer
-Monsoons
, What are large rotating storm systems of low-pressure air with converging winds at the
center? - Answer -Cyclones
What are cyclones that form from 0-30 degrees latitude? - Answer -Mid-Latitude
What are cyclones that form in the Atlantic? - Answer -Hurricanes
What are cyclones that form in the Pacific? - Answer -Typhoons
What are cyclones that form anywhere but 0-30 degrees latitude? - Answer -Tropical
What is a whirling mass of cool, dry air that generally brings fair weather and light
winds. When viewed from above, winds spiral out in a clockwise rotation in the Northern
Hemisphere. - Answer -High pressure system
What is a whirling mass of warm, moist air that generally brings stormy weather with
strong winds. When viewed from above, winds spiral inwards in a counterclockwise
rotation. - Answer -Low pressure system
What term used to describe a gradual increase in the average temperature of the
Earth's atmosphere and its oceans - Answer -Global warming
What happens when the CO2 absorbs heat and bounces it back to the earth?
(Hint: It is tendency for the atmosphere to hold heat energy due to earth's surface.) -
Answer -Greenhouse Effect
What is the lowest layer, closest to the earth? - Answer -Troposphere
What is the 2nd closest layer to the earth? - Answer -Stratosphere
What is the 3rd closest to the earth? - Answer -Mesosphere
What is the top layer which goes into outer space? - Answer -Thermosphere
What is it called when easterly trade winds become weaker, and can even reverse
direction?
(Hint: The warm Pacific Ocean becomes nearly stationary or pushes eastward and
gains heat.) - Answer -El Niño
What blows more warm water west (Trade winds are stronger), and allows cold water
below the ocean's surface to push towards the top near the South American coast to
replace the warm water? - Answer -La Niña
What are the two major components of air and their percentages? - Answer -78%
Nitrogen, 20.9% (about 21%) Oxygen
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