Chapter 17: Plate Tectonics

Plate tectonics is the name given to the single continent that existed 200 million years ago.

• True

• False

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NGSS.MS-ESS2-2

NGSS.MS-ESS2-3

Continental drift is the idea that continents now separated by an ocean were once attached.

• True

• False

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NGSS.MS-ESS2-2

NGSS.MS-ESS2-3

The process in which tectonic plates sink back into the mantle is called divergence.

• True

• False

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NGSS.MS-ESS2-3

A boundary where two plates come together is a transform boundary.

• True

• False

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NGSS.MS-ESS2-3

A divergent boundary within a continent forms a rift.

• True

• False

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NGSS.MS-ESS2-2

A line on a map that denotes crust that formed at the same time is

• Isochron

• Subduction

• Seafloor spreading

• Paleomagnetism

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NGSS.MS-ESS1-4

The process that creates new ocean crust by the upwelling of magma at ocean ridges is

• Divergent boundary

• Seafloor spreading

• Subduction

• Ocean trench

The study of the history of Earth's magnetic field is called

• Magnetism

• Magnetometer

• Magnetic reversal

• Paleomagnetism

What device measures magnetism?

• Paleomagnetism

• Magnetometer

• Magnetic reversal

• Isochron

A __________ is the portion of Earth's surface made of the crust and solid mantle beneath it that moves slowly as a whole?

• Pangaea

• Tectonic plate

• Continental drift

• Seafloor spreading

Tags

NGSS.MS-ESS2-3