Tectonic Plates

The movement of tectonic plates is due to ____?

• convection currents in the mantle

• seafloor spreading

Tags

NGSS.MS-ESS2-1

NGSS.MS-ESS2-3

What is true about the Earth's plates?

• The are made of solid rock that can never be seen.

• They are made of solid rock that can be seen if not covered by soil, rock, or water.

Tags

NGSS.MS-ESS2-3

As plates pull apart, what happens?

• Loose rock material fills the empty space.

• New plate material fills the empty space so there is no space left.

Tags

NGSS.MS-ESS2-1

What is true about the Earth's plates?

• They are separated by oceans.

• They fit closely together with each plate touching all the others.

Tags

NGSS.MS-ESS2-3

What happens when continental plates press together?

• The edges of the plates will push upward and continue to move toward each other.

• The edges of the plates will be pushed downward and continue to move toward each other.

Tags

NGSS.MS-ESS2-2

Two of Earth's plates pressed together for millions of years. What happened?

• The oceanic plate was pushed downward

• The continental plate was pushed downward.

Tags

NGSS.MS-ESS2-2

NGSS.MS-ESS2-3

What kind of diagram would show how three of the Earth's plates fit together?

• They would be next to each other and have a space between them.

• They would be next to each other and have no space between them.

Tags

NGSS.MS-ESS2-3

What is true about the layer (lower mantle) below the Earth's plates?

• It is solid rock.

• It is slightly softened rock like clay.