Question 1
The energy that drives surface ocean currents such as the Gulf Stream comes from ________.
◦ prevailing winds
◦ Coriolis effect
◦ density differences
◦ salinity variations
Question 2
A poleward-moving ocean current is ________.
◦ cold
◦ warm
◦ warm only in the Northern Hemisphere
◦ warm only in the Southern Hemisphere