Ocean Currents Question Preview (ID: 41659)


Ocean Currents. TEACHERS: click here for quick copy question ID numbers.

Earth's rotation causes wind and water to curve. This is called the
a) Earth Effect
b) Coriolis Effect
c) Ocean Effect
d) Hurricane Effect

Which direction do air currents and ocean currents flow in the Northern Hemisphere?
a) clockwise
b) counter clockwise
c) north to south
d) south to north

The two types of ocean currents are
a) land and sea
b) local and global
c) surface and deep
d) Thermo and haline

What factors affect the density of ocean water?
a) temperature and turbidity
b) pollution and pH
c) sunlight and wind
d) temperature and salinity

How does solar energy heat the Earth
a) land and water absorb the energy
b) polar ice caps reflect the energy
c) atmosphere reflects the energy back into space
d) energy transform into the auroras

What is the name of the surface current that brings warm air to moderate Great Britain's climate?
a) Gulf Stream
b) California Current
c) Great Britain Current
d) English Current

Which statement is true?
a) cold fresh water is more dense
b) warm salty water is more dense
c) cold salty water is more dense
d) warm fresh water is more dense

What factors affect surface currents the most?
a) density and salinity
b) coriolis effect and wind
c) temperature and salinity
d) density and coriolis effect

The ocean current that brings cold, nutrient rich water to the surface for plankton.
a) downwelling
b) upwelling
c) gulf stream
d) el nino

How do continents and land masses affect ocean currents.
a) they do not affect ocean currents at all
b) they absorb them
c) they change their direction
d) they make then turn around

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