Exploring Earth's Crust and Plates

Front

What is the primary mechanism that causes Earth's plates to move?

Back

Convection currents in the mantle.

Tags

NGSS.MS-ESS2-3

Front

What type of plate boundary occurs when two tectonic plates move away from each other?

Back

Divergent boundary.

Front

What is a key difference between continental and oceanic crust?

Back

Oceanic crust is denser than continental crust.

Front

Which of the following was NOT a piece of evidence used by Wegener to support his theory of continental drift?

Back

The discovery of tectonic plates.

Tags

NGSS.MS-ESS2-3

Front

What type of plate boundary is characterized by plates sliding past each other?

Back

Transform boundary.

Front

What is the Earth's crust?

Back

The outermost layer of the Earth, composed of solid rock.

Front

What are tectonic plates?

Back

Large sections of the Earth's crust that move and interact with each other.

Tags

NGSS.MS-ESS2-3

Front

What is a convergent boundary?

Back

A plate boundary where two tectonic plates move towards each other.

Tags

NGSS.HS-ESS1-5

NGSS.HS-ESS2-1

Front

What is subduction?

Back

The process where one tectonic plate moves under another and sinks into the mantle.

Tags

NGSS.MS-ESS2-2

NGSS.MS-ESS2-3

Front

What is the theory of continental drift?

Back

The hypothesis that continents have moved over geological time and were once joined together.

Tags

NGSS.MS-ESS2-2

NGSS.MS-ESS2-3