The ocean currents control the motion of the top ____% of the ocean's water.

The deep ocean currents control the motion of the other ____% of the ocean's water.

In the open ocean ________ is the major force behind surface currents.

Near the shore surface currents are driven by both the wind and _______.

Water as deep as _______ meters is still affected by the wind at the ocean's surface.

The surface currents all over the earth form big loops called __________.

The gyres travel clockwise in the ____________ hemisphere.

The gyres travel counter clockwise in the ____________ hemisphere.

___________________ is the major streams of wind forming loop like patterns around the ocean basins.