Currents Question Preview (ID: 40286)
Ocean Currents + Wind.
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Which of the following makes water the most dense?
a) cold temperatures, less salt
b) warm temperatures, less salt
c) cold temperatures, more salt
d) warm temperatures, more salt
When water becomes more dense, it moves _____.
a) down
b) up
c) stays in place
d) circulates
Which of the following describes the movement of density currents?
a) horizontal
b) vertical
c) circular
d) side to side
Which of the following DOES NOT affect the density of water?
a) temperature
b) salinity
c) salt
d) current speed
The Coriolis Effect refers to the...
a) speed of wind
b) spinning of the Earth causing wind and water currents to curve
c) temperature of the wind
d) density of the wind
Which of the following affects the wind?
a) Differences in air temperature.
b) Differences in air pressure.
c) The spinning of the Earth.
d) All of the above.
Wind is...
a) the Coriolis Effect.
b) air density.
c) air pressure.
d) the movement of air from high to low pressure
Surface currents are caused by...
a) wind
b) water
c) convection currents
d) gyres
Surface currents move water....
a) vertically
b) horizontally
c) toward the poles
d) toward the equator
The Coriolis Effect is caused by...
a) global wind patterns
b) Earth's rotation
c) Earth's landmasses
d) salinity
Which Global Wind affects most of the U.S.?
a) Trade Winds
b) Polar Easterlies
c) Westerlies
d) Doldrums
What effect does the Coriolis Effect have on air and ocean currents?
a) It causes air and ocean currents to move faster.
b) It causes air and ocean currents to move slower.
c) It does not affect air or ocean currents.
d) It causes air and ocean currents to curve.
How do ocean currents affect climate?
a) Ocean currents transfer heat to cooler climates.
b) Ocean currents transfer salinity.
c) Ocean currents transfer nutrients.
d) Ocean currents have no impact on climate.
Which of the following statements is correct?
a) Currents transfer thermal energy (heat).
b) Currents transfer salinity.
c) Currents transfer nutrients.
d) Currents transfer all of the above.
True of False? Ocean Currents can bring moisture to a coastal region.
a) True
b) False
c) Only in the northern hemisphere
d) Only in the southern hemisphere
True or False? Land and water absorb radiation at the same rate.
a) True.
b) False - They absorb at different rates.
c) False - It depends on the amount of direct sunlight.
d) False - Darker surfaces absorb at different rates.
High pressure come with...
a) warmer air
b) cooler air
c) rising air
d) consistent air
Convection cells occur because....
a) warm air and water sink and cooler air and water rise
b) warm air and water rise and cooler air and water sink
c) Continents get in the way
d) all of the above
Which Global Wind is found near the Equator?
a) Horse Latitudes
b) Westerlies
c) Trade Winds
d) Polar Easterlies
Continental deflection occurs when....
a) There is a difference in air pressure.
b) Water moves from warm areas to cooler areas.
c) There is a change in density.
d) An ocean current changes directions due to the land mass.
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