Ocean Acidification Quiz
Authored by Ferdinand Estrella
Science
9th Grade
NGSS covered
Used 2+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is ocean acidification?
The process of lowering the pH of the oceans
The process of lowering the salinity of the oceans
The process of increasing the pH of the oceans
The process of increasing the salinity of the oceans
Tags
NGSS.HS-ESS2-6
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why are atmospheric CO2 levels increasing?
Due to increased burning of fossil fuels
Due to decreased deforestation
Due to increased deforestation
Due to decreased burning of fossil fuels
Tags
NGSS.HS-ESS2-6
NGSS.HS-ESS2-2
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Describe how the addition of carbon dioxide can lower the pH of sea water.
It forms carbonic acid which releases hydroxide ions, raising the pH
It forms sulfuric acid which releases hydrogen ions, lowering the pH
It forms sulfuric acid which releases hydroxide ions, raising the pH
It forms carbonic acid which releases hydrogen ions, lowering the pH
Tags
NGSS.HS-PS1-2
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Describe one way that a drop in pH can harm marine life in the oceans.
It can increase the growth of marine organisms
It can break down the calcium carbonate exoskeleton of many marine creatures
It can decrease the growth of marine organisms
It can enhance the formation of calcium carbonate exoskeletons in marine creatures
Tags
NGSS.HS-LS2-6
NGSS.HS-LS4-5
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the relationship between the CO2 levels in the atmosphere and the pH levels in the ocean?
As CO2 levels increase, pH levels increase
As CO2 levels increase, pH levels decrease
As CO2 levels decrease, pH levels increase
As CO2 levels decrease, pH levels decrease
Tags
NGSS.HS-ESS2-6
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Describe the chemistry that explains the data in the ALOHA graph.
CO2 reacts with water to form carbonic acid which releases hydroxide ions, raising the pH
CO2 reacts with water to form carbonic acid which releases hydrogen ions, lowering the pH
CO2 reacts with water to form sulfuric acid which releases hydroxide ions, raising the pH
CO2 reacts with water to form sulfuric acid which releases hydrogen ions, lowering the pH
Tags
NGSS.HS-ESS2-6
NGSS.HS-PS1-2
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
During what season is there a peak in CO2?
Winter
Fall
Summer
Spring
Tags
NGSS.HS-ESS2-6
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