Ocean Currents Quiz

Define the following terms: convection current, salinity, upwelling, Gulf Stream, Coriolis effect, gyre, Great Pacific Garbage Patch.

In the boxes below, draw an example of clockwise and counterclockwise movement.

What percent of the ocean do surface currents make up?

What causes surface currents?

What percent of the ocean do density currents make up?

Which is more dense, warm water or cold water?

Which is more dense, salty water or less salty water?

Where can warm water be found?

Are warm currents more likely to be deep ocean currents or surface currents?

When cold water rises to the surface, what does it bring with it?