pa help po please


1.Surface ocean currents are caused by________.

a.global wind systems
b.differences in density of ocean water
c.both a and b
d.neither a nor b

2.Which best describes how ocean currents affect the climate of a region?

a.Ocean corrents flow freely and affect only coastal regions.

b.Ocean corrents flow freely butdo not diverge in the waters at the equator.

c.Ocean currents distribute the heat from the sun on the equator to the North Pole or South Pole.

d.Ocean currents move because of the wind but they do not significantly climate.

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