Seafloor Spreading

The process in which a denser plate is pushed beneath a less dense plate.

• Trenches

• Divergent Boundary

• Lithosphere

• Subduction

• Tectonic Plates

Tags

NGSS.MS-ESS2-2

NGSS.MS-ESS2-3

Massive pieces of land that are part of Earth's crust and upper mantle

• Trenches

• Divergent Boundary

• Lithosphere

• Subduction

• Tectonic Plates

Tags

NGSS.MS-ESS2-2

NGSS.MS-ESS2-3

The deepest parts of the ocean; long, narrow ditches

• Trenches

• Divergent Boundary

• Lithosphere

• Subduction

• Tectonic Plates

Tags

NGSS.MS-ESS2-3

A boundary formed when two plates move away from one another

• Trenches

• Divergent Boundary

• Subduction

• Lithosphere

• Tectonic Plates

Tags

NGSS.MS-ESS2-2

The rigid, outermost layer of Earth

• Trenches

• Divergent Boundary

• Lithosphere

• Subduction

• Tectonic Plates

Scientists study the distribution of __________, rocks, and continental shapes.

Tags

NGSS.MS-ESS2-3

Scientists study rock strata and shapes of continents to understand the movement of _______________.

Tags

NGSS.MS-ESS2-3

Tectonic processes continually create new ocean seafloor at _______________.

Tags

NGSS.MS-ESS2-2

NGSS.MS-ESS2-3

When 2 tectonic plates pull apart, a __________ is formed on the ocean floor.

Tags

NGSS.MS-ESS2-3

Old seafloor is destroyed at __________.

Tags

NGSS.MS-ESS2-2

NGSS.MS-ESS2-3