Ocean 115 - Introduction to Oceanography » Spring 2022 » Amazing Earth Video Quiz

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Question #1
What happened in Montserrat?
A.   the volcano erupted once and triggered a tsunami
B.   the volcano triggered a tsunami
C.   the volcano erupted once
D.   the volcano continued to erupt making the island uninhabitable
Question #2
Is it easy to determine what will happen in the future on the island?
A.   No
B.   Yes
Question #3
How long can it take for a volcanic island to form?
A.   10,000 years
B.   Days
C.   Hundreds to thousands of years
D.   5 years
E.   Weeks
Question #4
What is a geophone?
A.   a rock microphone
B.   a shockwave detector
C.   a location finder
D.   an analytical technique
E.   a blasting technique
Question #5
What are stromatolites?
A.   The oldest rock on the planet
B.   Microorganisms preserved in sedimentary rocks
C.   A type of meteorite
D.   A rock only found in Australia
Question #6
Why are stromatolites important?
A.   Oxygen producers. Early form of fossil life
B.   All of the answers are correct.
C.   Early form of fossil life
D.   First evidence of animals
E.   Oxygen producers
Question #7
What do the rocks in Argentina and Namibia show us?
A.   that lava flows happened in the Earth’s past
B.   that the Atlantic is older than the Pacific
C.   that rocks cannot be correlated from distant locations
D.   that Africa and South America use to be connected
Question #8
Where is arguably the best place to study the ocean floor (hint: don’t answer this question too quickly)?
A.   North Sea
B.   Arctic Ocean
C.   deep ocean floor of the Atlantic
D.   East Pacific Rise
E.   Iceland
Question #9
What specific rock and features do you find on Iceland that show it is an active plate boundary?
A.   vertical dikes of basalt
B.   vertical dikes of basalt, geysers and mudpools
C.   black smokers
D.   black smokers, geysers and mudpools
E.   geysers and mudpools

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