Human Impact on the Ocean

What is one way humans are trying to positively impact the ocean?

• Fishing

• Creating artificial reefs

• Harvesting oil and natural gas

• Transporting goods in ocean vessels

Tags

NGSS.MS-LS2-5

This graph shows the sources of the nitrogen entering the Gulf of Mexico as pollution. What is one conclusion you can make based on the information in the graph?

• Nitrogen that comes from the atmosphere is more harmful than nitrogen that comes from crops.

• Most nitrogen pollution found in the Gulf of Mexico comes from farming crops.

• Corn and soybeans are the only crops associated with nitrogen pollution.

• Nitrogen is not a problem in the Gulf of Mexico.

Tags

NGSS.MS-ESS3-4

Which of the following is NOT a source of pollution in the ocean?

• Nitrogen and phosphorus from fertilizers used on land.

• Oils found on city streets.

• Sand drifting along the bottom of the ocean floor.

• Emissions from gas-burning vehicles.

The largest source of pollution in the ocean comes from __________.

• Oil Spills

• Acid Rain

• Runoff

• Wind

Tags

NGSS.MS-ESS3-3

NGSS.MS-ESS3-4

What can humans do to protect our oceans?

• Ignore plastic waste, promote overfishing, waste water, avoid beach clean-ups

• Increase plastic waste, support unsustainable fishing practices, waste water, avoid beach clean-ups

• Encourage plastic waste, support unsustainable fishing practices, waste water, avoid beach clean-ups

• Reduce plastic waste, support sustainable fishing practices, conserve water, participate in beach clean-ups

Tags

NGSS.MS-ESS3-3

NGSS.MS-ESS3-4

NGSS.MS-LS2-5

Which of the following is a direct result of global warming on sea levels?

• Decrease in sea levels due to increased evaporation

• Increase in sea levels due to melting polar ice caps and glaciers

• Decrease in sea levels due to the absorption of more carbon dioxide

• Increase in sea levels due to decreased salinity

Tags

NGSS.MS-ESS2-4

How does the destruction of marine habitats contribute to climate change?

• By increasing the amount of sunlight reflected back into space

• By decreasing the ocean's capacity to absorb carbon dioxide

• By increasing the ocean's salinity

• By reducing the amount of greenhouse gases in the atmosphere

Tags

NGSS.HS-ESS3-5

NGSS.HS-LS2-6

How does climate change primarily affect ocean temperatures?

• By decreasing the amount of sunlight absorbed by the ocean

• By increasing the reflection of sunlight from the ocean surface

• By causing an increase in greenhouse gases that trap heat

• By reducing the amount of carbon dioxide absorbed by the ocean

Tags

NGSS.MS-ESS2-6

NGSS.MS-ESS3-5

How does the conservation of marine ecosystems contribute to mitigating climate change?

• By increasing the use of fossil fuels

• By reducing the amount of greenhouse gases in the atmosphere

• By increasing the temperature of ocean water

• By decreasing the biodiversity of marine life

Tags

NGSS.MS-LS2-4

NGSS.MS-LS2-5

What is the primary cause of the increase in global sea levels?

• Decreased evaporation rates

• Increased precipitation

• Melting of polar ice caps and glaciers

• Increased river runoff