Changing Earth

Front

What layer of the Earth do plate tectonics rest on?

Back

Mantle

Front

What is the term used for when oceanic crust sinks underneath continental crust?

Back

Subduction

Front

A ________ boundary is formed when the semi-liquid rock in the mantle is hot and a _______ boundary is formed when the semi-liquid rock in the mantle is cool.

Back

Divergent, Convergent

Front

What rises up between a divergent plate boundary?

Back

Magma

Front

What landform is created at divergent plate boundaries?

Back

Valleys

Front

What is the outermost layer of the Earth called?

Back

Crust

Front

What is the process called when two tectonic plates slide past each other?

Back

Transform boundary

Front

What geological feature is formed at a convergent plate boundary?

Back

Mountains or Trenches

Front

What is the term for the movement of tectonic plates?

Back

Plate tectonics

Front

What is the layer of the Earth that is made up of liquid iron and nickel?

Back

Outer Core