Ocean Acidification

As the amount of CO2 in the atmosphere/oceans increases, the acidity of the ocean _____________.

• Decreases

• Increases

Tags

NGSS.HS-ESS2-6

As the amount of CO2 in the atmosphere/oceans increases, the pH of the ocean _____________.

• Decreases

• Increases

Tags

NGSS.HS-ESS2-6

What molecule in the ocean is needed to make sea shells and can be negatively affected by carbonic acid (acid made from water and co2)?

• Carbonate (CO3)

• Oxygen (O2)

• Hydrogen (H)

• Carbon dioxide (CO2)

Tags

NGSS.HS-ESS2-6

What happens when Carbonate (CO3) becomes less available?

• Sea levels rise

• Animals with shells may die because they can't make shells

• The pH of the ocean increases

• Ocean temperatures increase

Tags

NGSS.HS-LS4-5

What does pH measure (hint: there are two correct answers)?

• The acidity of a solution

• The amount of water in a solution

• How reactive a solution is

• How many extra hydrogen ions there are in a solution

What will ocean acidification affect?

• seafood

• air quality

• biodiversity

• all of the above

Tags

NGSS.HS-ESS3-1

NGSS.HS-LS2-6

NGSS.HS-LS2-7

NGSS.HS-LS4-5

A ___ point decrease in pH is expected by the end of the century?

• .1

• 2

• .4

• 5

Tags

NGSS.HS-ESS2-6

How are bacteria and fish being affected by ocean acidification?

• positively

• negatively

• not being affected

• none of the above

Tags

NGSS.HS-LS2-6

NGSS.HS-LS4-5

Ocean acidification is related to...

• climate change

• human impact

• fossil fuels

• all of the above

Tags

NGSS.HS-ESS2-6

NGSS.HS-ESS3-1

NGSS.HS-ESS3-5

According to The 6th Extinction chapter reading, what organism is considered a calcifier?

• Starfish

• Sea Urchin

• Clam

• All of the above