Seafloor Spreading

Match it! Select the correct answer from the pull down...Good luck!

The edges of __________________ seem to mirror the edges of the continents.

The entire floor on either side of the __________________ moves away (the older strips move farther away over time) like conveyor belts.

Large pieces of the lithosphere are called

At _______________________, the more dense oceanic crust will sink under the edge of a continent or a younger, less dense oceanic crust.

If oceanic crust meets___________________, it can produce a chain of volcanic islands.

The crust that sinks will be recycled back into the _________________.

The process by which oceanic crust sinks back into the mantle at an ocean trench is called

As the rock cools and moves away from the mid-ocean ridge, it becomes _________.