Ocean 115 - Introduction to Oceanography » Spring 2022 » Sea Change Acidification video

Need help with your exam preparation?

Question #1
What is 500 ppm?
A.   500 parts per million of CO2
B.   500 parts per meter of CO2
C.   500 parts per measurement of CO2
D.   500 parts per millimeter of CO2
Question #2
How much CO2 does the ocean take up per day?
A.   2 tons of CO2
B.   20 million tons of CO2
C.   200 million tons of CO2
D.   2000 million tons of CO2
E.   22 million tons of CO2
Question #3
How much carbon dioxide has the ocean take up in the past 200 years?
A.   200 billion metric tons
B.   1 billion metric tons
C.   18 billion metric tons
D.   118 billion metric tons
Question #4
Why do the salmon jump?
A.   To spot killer whales
B.   To lengthen their bodies
C.   To mate
D.   We don’t really know
E.   To flee the salmon shark
Question #5
Have the herring fisheries recovered from the Valdez spill?
A.   NO
B.   YES
Question #6
What is the pH of water when you just put CO2 in the water?
A.   11
B.   3
C.   7
D.   4
E.   1
Question #7
What happened 65 million years ago?
A.   Oceans became neutral
B.   Oceans became acidic
C.   Oceans became alkaline
D.   Ocean gyres reversed their flows
Question #8
How long did it take for corals to recover?
A.   100,000 years
B.   2 million years
C.   5 million years
D.   2 years
E.   100 days
Question #9
According to many economists, how much would it costs to eliminate CO2 ?
A.   2% of GDP
B.   5% of GDP
C.   15% of GDP
D.   3% of GDP
E.   35% of GDP
Question #10
What is the world’s tallest mountain?
A.   Hawaii
B.   Ojos del Salado
C.   Denali
D.   Mt Blanc
E.   Mt Everest
F.   Mt Whitney
Question #11
What is happening to the glaciers in Svalbard, Norway?
A.   Receding quickly due to carbon emissions
B.   The data is uncertain
C.   Stabilizing due to carbon emissions
D.   Growing quickly due to carbon emissions
Question #12
Where do they plan on putting the large wind generators in Norway?
A.   450 m out to sea
B.   4 m out to sea
C.   40 m out to sea
D.   10 m out to sea
E.   24 m out to sea
Question #13
How much more power can be generated by wind than required by the current      electrical needs?
A.   200x more
B.   100x more
C.   2x more
D.   20x more
Question #14
How many wind turbines does Norway need to generate enough electricity for      itself?
A.   12,000
B.   3,000
C.   297,000
D.   19,000
E.   6,000
Question #15
How much money would it require to power the entire US with solar panels?
A.   $42 billion
B.   $40 billion
C.   $420 billion
D.   $4 trillion
E.   $893 billion
Question #16
What did the Putney School build?
A.   A new road
B.   A net zero carbon structure
C.   A new tennis court
D.   A new gym

Need help with your exam preparation?