Unit 2- Earth's Structure

Front

What is the scientific theory of plate tectonics?

Back

A well-supported explanation of the movement of Earth's plates.

Tags

NGSS.MS-ESS2-3

Front

How does heat flow within Earth contribute to volcanic eruptions?

Back

Movement of material creates pressure that forces magma to the surface.

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NGSS.MS-ESS2-1

Front

What are the current methods for measuring the age of Earth?

Back

Law of superposition and radioactive dating.

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NGSS.HS-ESS1-5

NGSS.HS-ESS1-6

Front

How do the movements of Earth's plates create ocean basins?

Back

Plates move apart, allowing magma to rise and form new crust.

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NGSS.MS-ESS2-3

Front

How does the collision of Earth's plates lead to mountain formation?

Back

Plates collide, pushing the crust upwards.

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NGSS.MS-ESS2-3

Front

What is the lithosphere?

Back

The rigid outer layer of the Earth, consisting of the crust and upper mantle.

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NGSS.MS-ESS2-1

Front

Define the asthenosphere.

Back

The semi-fluid layer beneath the lithosphere that allows for the movement of tectonic plates.

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NGSS.HS-ESS2-1

NGSS.HS-ESS2-3

Front

What is subduction?

Back

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

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NGSS.MS-ESS3-2

Front

Explain the concept of continental drift.

Back

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

Tags

NGSS.MS-ESS2-2

NGSS.MS-ESS2-3

Front

What is a tectonic plate?

Back

A large slab of solid rock that makes up the Earth's lithosphere.