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ConcepTest: Characteristics of the Ocean Floor

ConcepTest questions by David McConnell, David Steer , Walter Borowski, Jeffrey Dick, Annabelle Foos, Jeffrey Knott, Alvin Konigsberg, Michelle Malone, Heidi McGrew, Kathie Owens, and Stephen Van Horn


What is the relationship between age and the character of the ocean floor? Which statement is TRUE?

a. Deeper regions of the ocean floor tend to be younger
b. The Pacific is larger than the Atlantic because it contains older oceanic floor
c. Oldest oceanic crust is only present near trenches
d. Youngest oceanic crust is near the ridges

Student Responses:

The correct answer is D.

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References and Notes:


Geoscience:Geology:Geophysics, Geoscience:Oceanography:Marine Geology and Geophysics, Geoscience:Geology:Tectonics

Resource Type

Activities:Classroom Activity:Short Activity:ConcepTests

Grade Level

College Lower (13-14):Introductory Level

Ready for Use

Ready to Use

Earth System Topics

Solid Earth:Plate Tectonics, Oceans:Ocean Basin Topography

Ocean Environments

Deep Sea Floor/Abyssal


Solid Earth:Tectonics, Ocean:Marine Geology and Geophysics


Teach the Earth:Teaching Environments:Intro Geoscience, Teach the Earth:Course Topics:Oceanography, Teach the Earth:Teaching Topics:Plate Tectonics, Teach the Earth:Course Topics:Geophysics