Science 8 Earth's interior and plate tectonics review

Front

What causes the volcanoes in Hawaii to form?

Back

Hot spot under the plate.

Front

How do scientists study magma?

Back

They study lava samples from volcanoes.

Front

What is the Earth's inner core primarily made of?

Back

A solid of mostly iron.

Front

What method is used to map the seafloor?

Back

Sound waves.

Front

What is the movement created by hotter, less dense material rising and cooler, more dense material sinking called?

Back

Convection currents.

Front

What is a tectonic plate?

Back

A massive slab of solid rock that makes up the Earth's lithosphere.

Front

What is the theory of plate tectonics?

Back

The theory that explains the movement of the Earth's plates and how they interact.

Front

What is a subduction zone?

Back

A region where one tectonic plate moves under another plate.

Front

What is a transform boundary?

Back

A boundary where two tectonic plates slide past each other.

Front

What is a hot spot?

Back

An area in the mantle where heat rises and causes volcanic activity.