Earth Science Ch 1 B

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The geological theory that states that pieces of Earth’s lithosphere are in constant, slow motion is the theory of

Old oceanic crust is more dense than new oceanic crust because it is

Which type of evidence was NOT used by Alfred Wegener to support his continental drift hypothesis?

What technology did scientists use in the mid-1900s to map the mid-ocean ridge?

What did scientists in a submersible see when they observed the mid-ocean ridge?

Most geologists rejected Alfred Wegener’s idea of continental drift because

Most geologists think that the movement of Earth’s plates is caused by

The process by which the ocean floor sinks beneath a deep-ocean trench and back into the mantle is known as