Alfred Wegener suggested that all continents were once joined together in a massive landmass called________

Alfred Wegener believed that the continents were drifting across the ocean floor. This theory is called______

The crust is broken into many large pieces that move very slowly. This is called _____

The rocks found near the mid-ocean ridge are ___________

It is the formation of a new crust at the ridge and then moves outwards, indicating that the ocean floor is moving.

Tectonic is the Greek word for?

The part of the Earth where the tectonic plates move.

A layer of the Earth that is composed of the crust and upper solid part of the mantle.

What causes the tectonic plates to move?

Heat from the Earth's interior causes the material in the mantle to move in circulating patterns called_______

A type of plate boundary where the plates move away each other.

Massive and strong earthquakes always happen in what type of boundary?

What geological feature can be found in a convergent boundary?