QuizMe

1: What causes surface currents?

Swimming fish

Wind

Salinity differences

Density differences

2: How many years does it take to go through the Great Ocean conveyor belt

10,000

10

1,000

100

3: In what direction does the Gulf Stream circulate?

Up and down

Counterclockwise

Random

Clockwise

4: How does upwelling help the ocean

Carries nutrients down from the surface

Brings oxygen up from the bottom

Carries oxygen down from the surface

Brings nutrients up from the bottom

5: What produces the majority of the worlds oxygen?

Bacteria

Land plants and trees

Phytoplankton

Zooplankton

6: This is how currents move in the southern hemisphere

Up and down

Counterclockwise

Random

Clockwise

7: What is water that is still and unmoving called?

Stagnant

Stinky

Fragrant

Putrid

8: Which three things are transported by the Great Ocean Conveyor Belt

Oxygen, Nutrients, Heat

Nutrients, Oxygen, Carbon

Heat, Nutrients, Wind

Oxygen, Wind, Nutrients

9: How does downwelling help the ocean

Brings nutrients down from the surface

Brings oxygen up from the bottom

Brings oxygen down from the surface

Brings nutrients up from the bottom

10: Thermohaline currents are also known as

Riptides

Surface currents

Gyres

Density currents

11: Haline means

Temperature

Salinity