Seafloor Spreading

What is the process where a denser plate is pushed under a less dense plate

• Trenches

• Divergent boundary

• Lithosphere

• Subduction

• Tectonic plates

Answer explanation

When a plate made of lighter parts is pushed under a plate made of heavier parts.

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NGSS.MS-ESS2-3

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

• Tectonic plates

• Subduction

• Lithosphere

• Divergent boundary

• Trenches

Answer explanation

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NGSS.MS-ESS2-3

A boundary formed when two plates move away from each other

• Trenches

• Divergent Boundary

• Lithospere

• Subduction

• Tectonic Plates

Answer explanation

The rigid, outermost layer of Earth

• Trenches

• Divergent boundary

• Lithosphere

• Subduction

• Tectonic plates

Answer explanation

How are tectonic plates able to move and shift? What characteristics of Earth make this possible? (5 sentences, 15 minutes you got this!)

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NGSS.MS-ESS2-3

How can the ocean floor be created and/or destroyed? (5 Sentences, 15 minutes you got this!)

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NGSS.MS-ESS2-3

• the continental shelves of these two continents are made of the same type of rock material.

• the tectonic plates beneath these continents are roughly the same age.

• these continents were joined in the past and have moved apart since that time.

• the material that makes up these two continental shelves comes from sediments eroded from the continents.

Tags

NGSS.MS-ESS2-3

NGSS.MS-ESS2-2

• have higher Iron content

• are made up of smaller particles

• become thicker and thicker

• are conisistently older

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NGSS.MS-ESS2-3

How can the ocean floor be created and/or destroyed? (5 Sentences, 15 minutes you got this!)

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NGSS.MS-ESS2-3