Plate Tectonics

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

What are the two types of crust?

Which element is not a major part of the Earth's crust?

How many land masses did all the continents once form?

What boundary forms when plates collide?

The three ways tectonic plates can move relative to each other are..

A substance composed of two or more elements is called ..

The outermost, ridged layer of the Earth is called...

Which is NOT a type of tectonic boundary?