Ocean Currents and Their Global Impact

What year did the incident involving rubber ducks occur?

• 1992

• 1990

• 1996

• 1994

What percentage of the ocean's water is controlled by surface currents?

• 50%

• 25%

• 90%

• 10%

Tags

NGSS.MS-ESS2-6

What are gyres?

• Deep ocean trenches

• Small, circular wind patterns

• Large waves caused by the moon

• Big loops formed by surface currents

Tags

NGSS.MS-ESS2-6

What effect does the Earth's rotation have on wind patterns?

• It has no effect

• It stops them completely

• It makes them stronger

• It causes them to form loop-like patterns

Tags

NGSS.MS-ESS2-6

What is the Coriolis Effect?

• The sinking of cold, salty water

• The warming of ocean surface water

• The deflection of moving air due to Earth's rotation

• The process of water evaporation and condensation

Tags

NGSS.MS-ESS2-6

What primarily drives deep ocean currents?

• The Earth's rotation

• Density changes in seawater

• Tides

• Wind

What happens to water as it moves towards the North Pole?

• It gets colder and saltier

• It becomes lighter

• It warms up

• It becomes less salty

What is the name given to the circulation that combines deep water and wind-driven surface currents?

• Coriolis circulation

• Global Conveyor Belt

• Gyre loop

• Thermohaline circulation

Tags

NGSS.MS-ESS2-6

How long could it take for a drop of water to complete the journey on the global conveyor belt?

• 1000 years

• 2000 years

• 500 years

• 100 years

Tags

NGSS.MS-ESS2-4

What could be the consequence of rising sea temperatures on the global conveyor belt?

• No significant change

• It speeds up

• It may slow down or stop

• It reverses direction

Tags

NGSS.MS-ESS2-6