Unit 6 Semester Exam Review

What percentage of Earth's surface is covered by oceans?

• 71%

• 50%

• 85%

• 60%

Which of the following is not one of the five major oceans?

• Pacific Ocean

• Atlantic Ocean

• Indian Ocean

• Mediterranean Sea

What is the depth range of the Epipelagic Zone?

• 0-200 meters

• 200-1000 meters

• 1000-4000 meters

• 4000-6000 meters

Which ocean zone is known for absolute darkness and extreme pressure?

• Epipelagic Zone

• Mesopelagic Zone

• Bathypelagic Zone

• Hadalpelagic Zone

What drives surface ocean currents?

• Wind patterns

• Salinity differences

• Temperature differences

• Ocean depth

Tags

NGSS.MS-ESS2-6

What is the global conveyor belt system known as?

• Thermohaline circulation

• Gyres

• Upwelling

• Downwelling

Tags

NGSS.MS-ESS2-6

How does salinity affect ocean water?

• Increases density

• Decreases density

• Increases temperature

• Decreases pressure

What is a positive feedback loop in ocean climate regulation?

• Warming oceans releasing more CO2

• Increased CO2 stimulating phytoplankton growth

• Decreased salinity increasing density

• Rising sea levels reducing pressure

Tags

NGSS.HS-ESS2-2

What phenomenon involves the movement of water through various layers?

• Thermohaline circulation

• Coriolis effect

• Gyres

• Ocean acidification

Tags

NGSS.MS-ESS2-4

What is affecting ocean currents and could lead to changes in weather patterns and rising sea levels?

• Industrialization

• Volcanic eruptions

• Deforestation

• Melting glaciers and ice, as well as warming waters due to increased greenhouse gases

Tags

NGSS.MS-ESS2-6

NGSS.MS-ESS3-5