Plate Tectonics/Volcanoes/HotSpots/Seafloor Spreading

Front

What is the term for the boundary where tectonic plates move away from each other?

Back

Divergent boundary.

Front

True or False: An island volcano becomes less active as it moves away from a hot spot mantle plume.

Back

TRUE.

Front

What is seafloor spreading?

Back

The formation of new oceanic crust and its movement away from the mid-ocean ridge.

Front

What is the innermost layer of the Earth made of?

Back

Solid metal.

Front

Seafloor spreading can be compared to which of the following?

Back

Conveyor belt.

Front

What type of boundary occurs when tectonic plates collide?

Back

Convergent boundary.

Front

What is a hot spot in geology?

Back

A location where magma from deep within the mantle rises to the surface, often creating volcanoes.

Front

What is the outermost layer of the Earth called?

Back

Crust.

Front

What geological feature is formed at a divergent boundary?

Back

Mid-ocean ridges.

Front

What is the process by which tectonic plates slide past each other?

Back

Transform boundary.