What role did Harry Hess play during World War II?

Geological Discoveries During World War II

Interactive Video
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Science, Geography, History
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9th - 12th Grade
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Hard

Amelia Wright
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
He was a diplomat negotiating peace treaties.
He was a Navy reservist and a geology professor.
He was a pilot in the Air Force.
He was a scientist developing nuclear weapons.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What did Harry Hess discover about the ocean floor?
It was completely flat and covered with sediment.
It was covered with ice.
It had mountains, canyons, and trenches.
It was made entirely of coral reefs.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What significant geological feature was discovered in the Atlantic Ocean in 1953?
The Mid-Atlantic Ridge
The Mariana Trench
The Bermuda Triangle
The Great Barrier Reef
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How high does the Mid-Atlantic Ridge rise above the surrounding seafloor?
About 500 meters
About 1 kilometer
About 4 kilometers
About 2.5 kilometers
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What did Harry Hess conclude about the age of the Atlantic ocean floor?
It was progressively older the further it moved from the ridge.
It was younger near the continents.
It was older near the Mid-Atlantic Ridge.
It was the same age throughout.
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the process called where new crust is formed at the ocean ridges?
Plate tectonics
Continental drift
Seafloor spreading
Subduction
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What happens to the Earth's crust in the process of subduction?
It floats on the ocean surface.
It remains unchanged.
It is recycled back into the Earth's interior.
It is formed anew at the ocean ridges.
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