3. (i) (a) Using your pencil, sketch the location and direction of the North Atlantic Current (NAC) on this map of the world.
(b) On your sketch, mark where the current is warmest and where it is coldest. Exam Hint
For this question use the evidence supplied by the map.
Where is the Earth at its warmest? What will it do to water in this area? How might transferring this water to North Europe prevent freezing temperatures?
60º 70º 80º
40º 50º
10º 20º 30º
Equator 0º
10º 20º 30º
40º 50º
(c) Examine the map above that shows the equator and lines of latitude. Explain how the NAC keeps parts of Europe from freezing over by moving warm and cold water across the Atlantic Ocean.