solutions.
Geog 2050 Exam 2 Delong 118 complete
solutions.
How much of Earth's surface do oceans cover? - ANSWER 71%
On average, how deep are Earth's oceans? - ANSWER 2.5 miles deep
What are the 5 oceans that are connected to each other? - ANSWER Pacific, Atlantic, Indian, Southern,
Arctic
The largest and oldest ocean basin = 46% - ANSWER Pacific ocean
Has a submerged mountain range called the mid-atlantic ridge = 25% - ANSWER Atlantic ocean
Found mostly in the Southern Hemisphere = 20% - ANSWER Indian ocean
Surrounds Antarctica = 6% - ANSWER Southern ocean
Mostly ice-covered = 3% - ANSWER Arctic ocean
Driven by wind - ANSWER Surface ocean currents
Driven by differences in water density - ANSWER Deep ocean currents
The forces that drive surface ocean currents - ANSWER Gravity, Pressure gradient force, Coriolis force,
Frictional force
Keeps the oceans in their basins on Earth's surface - ANSWER Gravity
, Geog 2050 Exam 2 Delong 118 complete
solutions.
Move water from high-pressure areas to low pressure areas - ANSWER Pressure gradient force
Acts on large distances and diverts currents to the right in the Northern Hemisphere and to the left in
the Southern Hemisphere due to the spinning of Earth - ANSWER Coriolis force
At the Equator, the Coriolis force goes to: - ANSWER Zero
Coriolis force is strongest at: - ANSWER The poles
Currents are known as - ANSWER Geostrophic flow
What is the correspondence between the circulation in the ocean and the atmospheric pressure
system? - ANSWER The high pressure in the atmosphere mirrors gyre circulation in the ocean
What direction is the ocean circulating in the subtropical North Hemisphere near high pressure areas? -
ANSWER Clockwise
Why does the water move in it's specific direction? - ANSWER Coriolis force
Which direction does the water move in the subtropical Southern Hemisphere? - ANSWER Counter-
clockwise
Places located along the Equator receive _____ hours of sunlight on a daily basis - ANSWER 12
What would you expect the temperature of the equatorial current to be? - ANSWER Warm current
Along the Equator, the surface ocean currents flow from ____to ____ - ANSWER East to west