Understanding main ideas use the diagram below to answer questions 1 5 on a separate sheet of paper.
A chain of underwater mountains along which sea floor spreading occurs is a.
Seafloor spreading occurs along mid ocean ridges.
A chain of underwater mountains along which sea floor spreading occurs is a true.
Name date class sea floor spreading 1.
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The device that bounces sound waves off underwater objects and then records the echoes of these sound waves.
Where does subduction occur.
A chain of underwater mountains along which sea floor spreading occurs.
Building vocabulary fill in the blank to complete each statement.
Start studying sea floor spreading.
The longest chain of mountains in the world is the system of.
Name and describe the feature of the ocean floor shown at a.
A chain of underwater mountains along which sea floor spreading occurs is a.
A chain of underwater mountains along which sea floor spreading occurs is a n.
Where does sea floor spreading occur.
Deep underwater canyons where subduction takes place.
The shifting in the rock causes the seafloor to spread and allows magma to bubble.
A chain of underwater mountains along which sea floor spreading occurs is a.
At deep ocean trenches.
The mid ocean ridges were mapped using sonar.
Seafloor spreading occurs along mid ocean ridges large mountain ranges rising from the ocean floor.
Is a device that bounces sound waves off underwater objects.
In the mid 1900s scientists mapped the mid ocean ridges using.
How did drilling samples show that sea floor spreading really has taken place.
A mid ocean ridge mor is a seafloor mountain system formed by plate tectonics it typically has a depth of 2 600 meters 8 500 ft and rises about two kilometers above the deepest portion of an ocean basin this feature is where seafloor spreading takes place along a divergent plate boundary the rate of seafloor spreading determines the morphology of the crest of the mid ocean ridge and its.
How did drilling samples show that sea floor spreading really has taken place.
The samples of rock the rock was younger at the ridges and older as you move toward shore away from ridges.
Down the middle of underwater mountain ranges.
