plate tectonics

Front

Alfred Wegener is the scientist who created the idea of ___

Back

Pangaea

Front

_________________ form at subduction zones

Back

Deep-ocean trench

Front

The idea that continents move around on Earth's surface is called ___

Back

Plate tectonics

Front

The scientist discovered that the oldest ocean floor was ________ from the mid-ocean ridge

Back

Farthest

Front

An ancient supercontinent made of the landmasses we know as our present-day continents is called ___

Back

Pangaea

Front

The process by which tectonic plates move apart is known as ___

Back

Divergence

Front

The boundary where two tectonic plates slide past each other is called a ___

Back

Transform boundary

Front

The theory that explains the movement of Earth's plates is called ___

Back

Plate tectonics theory

Front

The layer of Earth where tectonic plates float is called the ___

Back

Asthenosphere

Front

The geological feature formed when two continental plates collide is called a ___

Back

Mountain range