sea floor spreading quiz review

Which of the following is not technology used to map the ocean floor

In sea-floor spreading, molten material rises from the mantle and erupts along the...

The process by which ocean floor sinks beneath deep-ocean trench and back into the mantle.

As subduction occurs, the crust close to mid-ocean ridge moves AWAY from the ridge TOWARD this.

What makes and ocean expand?

The mid ocean ridge is...

Which of the following is not evidence of sea floor spreading

Who came up with the theory of sea floor spreading

Advancement in technology helps scientists discover new evidence for both old and new theories.

the process that continually adds new crust to the ocean floor is called....

True or False Mid ocean ridges are found only in the pacific ocean

The molten material cools, it sinks at the deep ocean trench.  This is called

What is continually added to the ocean floor during sea floor spreading?

At which letter does sea floor spreading begin?

Which one is carried along the ocean floor during sea floor spreading?

The land feature created where subduction zones occur are called

when there are more subduction zones than mid ocean ridges the ocean floor will

What process occurs when molten material rises at the mid ocean ridge?

Subduction happens at what land feature?

True / False Youngest crust is found closest to the mid-ocean ridge.

Rock is older at the....