Changing Oceans Quiz

What is the main objective of the learning material titled "Changing Oceans"?

• To explore the history of ocean exploration

• To investigate oceanic impacts of global warming

• To study marine biodiversity

• To learn about ocean currents

What do people usually think about first when they hear the words "global warming"?

• Ocean currents

• Marine life

• Atmosphere and greenhouse gases

• Coral reefs

What is the temperature increase in the atmosphere since the beginning of the last century?

• 0.18 degrees Fahrenheit

• 1 degree Fahrenheit

• 2 degrees Fahrenheit

• 0.5 degrees Fahrenheit

What is one of the physical effects of global warming on oceans?

• Decreasing sea levels

• Weaker storms

• Ocean acidification

• Stable ocean currents

How much have the oceans warmed since the beginning of the last century?

• 1 degree Fahrenheit

• 0.5 degrees Fahrenheit

• 0.18 degrees Fahrenheit

• 2 degrees Fahrenheit

What is one reason for the rise in sea levels?

• Decrease in ocean salinity

• Expansion of water as it heats up

• Increase in ocean biodiversity

• Reduction in ocean currents

What happens when warm air rises from the surface of the ocean?

• It cools and forms clouds

• It sinks back down

• It disperses into the atmosphere

• It remains stagnant

What percentage of carbon dioxide emitted by human activities has been absorbed by the oceans since the Industrial Revolution?

• 10%

• 30%

• 50%

• 70%

Tags

CCSS.7.RP.A.2

CCSS.7.RP.A.3

What is the process called when carbon dioxide absorbed by the oceans affects the chemistry of the water?

• Ocean salinization

• Ocean acidification

• Ocean evaporation

• Ocean circulation

What is the formal name for the large circulation pattern that includes the Gulf Stream?

• Pacific Ocean Conveyor

• Indian Ocean Drift

• Atlantic Meridional Overturning Circulation

• Southern Ocean Current