Currents Flashcards
1
Q
Currents
A
Stream like movement of water flowing through the world’s ocean
2
Q
2 Main Types of Currents
A
- Surface Currents
- Deep Ocean Currents
3
Q
Surface Currents
A
-Horizontal currents that occurs at or near the ocean’s surface
-Used by merchants and early explorers to trade materials
4
Q
Why are Surface Currents created?
A
-Global Wind Patterns
-The Rotation of the Earth
-Shape of the oceans Basins
5
Q
When are Global Wind Belts(GWB) formed
A
-Created when more solar energy strikes the equator than the polar regions
6
Q
Ekman’s Spiral
A
-An effect of the Coriolis effect
-When surface water molecules move by the force of the wind, they, in turn, drag deeper layers of water molecules below them
7
Q
Trade Winds & Westerlies
A
-Trade Winds go east to west
-Westerlies go west to east in the middle always blow in the same direction
