Earth's Structure | Chapter 3: Plate Tectonics

What is the force that suddenly causes plates to slip past each other?

What is happening at Z?

Crust away from the mid-ocean ridge is more dense. True or False?

What theory states that all the continents were once joined together in a single landmass?

In which area does subduction of the ocean floor take place?

What type of boundary do Earth's plate come together?

Which feature forms at convergent boundaries?

What does Pangaea stand for?

What are long chains of mountain ranges that rise up from the ocean floor?

What did Wegener think happens during continental drift?

The San Andres fault in an example of which type of boundary?

What type of boundary occurs at X?

The movement caused by differences in temperature, that transfers heat in a cyclical pattern

Why was Wegener's idea rejected?

What is the process in which the ocean floor sinks into the mantle?

What evidence did Wegener have to support his theory of continental drift?

Crust near the mid-ocean ridge is newly formed and hotter. True or False?

What type of boundary occurs at Y?

What feature occurs at X?

A Rift Valley is the same as a _________________, only on land.

What process adds more crust to the ocean floor?

What feature occurs at Y?

The African Rift system is an example of what type of boundary?

What type of boundary has plates that slip past each other?

At which boundary do 2 plates pull apart?

The Andes Mountains are an example of what type of boundary?

What force causes the movement of Earth's plates?