Front

What is Earth's outer layer made of?

Back

Earth's outer layer is made up of hard, solid rock.

Front

Where can hard, solid rock be found under the surface of Earth?

Back

Hard, solid rock can be found under both continents and oceans.

Tags

NGSS.MS-ESS3-1

Front

What happens when two tectonic plates move toward each other?

Back

One plate can go underneath the other plate and sink into the soft rock below.

Tags

NGSS.MS-ESS2-3

Front

What is the composition of Earth's mantle?

Back

The mantle is made of soft, solid rock on which the tectonic plates move.

Front

What is the difference between the outer layer and the mantle of the Earth?

Back

The outer layer is hard, solid rock, while the mantle is soft, solid rock.

Front

What is the significance of GPS in studying plate motion?

Back

GPS is used to track the movement of tectonic plates.

Tags

NGSS.MS-ESS2-3

Front

What is a tectonic plate?

Back

A tectonic plate is a large slab of Earth's lithosphere that moves and interacts with other plates.

Tags

NGSS.MS-ESS2-3

Front

What occurs at a convergent plate boundary?

Back

At a convergent boundary, two plates move toward each other, which can cause one plate to sink beneath the other.

Tags

NGSS.MS-ESS2-1

NGSS.MS-ESS2-2

NGSS.MS-ESS2-3

Front

What is the role of the mantle in plate tectonics?

Back

The mantle provides a soft, solid layer on which tectonic plates can move.

Front

What is the difference between oceanic and continental crust?

Back

Oceanic crust is thinner and denser than continental crust, which is thicker and less dense.