Introduction to Plate Tectonics

The theory of _________ states that as the ocean floors move, it carries the continents too.

• Continental Drift Theory

• Plate Tectonic Theory

• Seafloor Spreading Theory

• Pangaea Proxima

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NGSS.MS-ESS2-3

Which scientist is credited with proposing the ideas that led to the development of the theory of plate tectonics?

• Charles Darwin

• Albert Einstein

• Isaac Newton

• Alfred Wegener

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NGSS.HS-ESS1-5

Volcanic island arcs are associated with what type of plate boundary?

• continent-continent convergent boundary

• divergent boundary

• ocean-continent convergent boundary

• transform boundary

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NGSS.HS-ESS1-5

NGSS.HS-ESS2-1

Which of these statements is true?

• Continental crust is thicker and more dense than oceanic crust.

• Continental crust is thinner and more dense than oceanic crust.

• Oceanic crust is thinner and more dense than continental crust.

• Oceanic crust and continental crusts have the same thickness.

Which of the following leads to the creation of island arcs?

• continent-continent convergence

• ocean-continent convergence

• ocean-ocean convergence

• all of the above

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NGSS.MS-ESS2-3

The Himalaya Mountains formed as a result of the ongoing collision of the Indian and Eurasian plates. This is an example of

• continent-continent convergence.

• continent-continent divergence.

• continent-ocean convergence.

• a transform boundary.

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NGSS.MS-ESS2-1

NGSS.MS-ESS2-2

NGSS.MS-ESS2-3

California's San Andreas Fault is classified as which of the following?

• blind thrust fault

• normal fault

• reverse fault

• strike-slip fault

This animation depicts which of the following?

• hot spot formation

• rift formation

• sea-floor spreading

• volcanic eruption

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NGSS.MS-ESS2-3

One piece of evidence that our sea floor is spreading is

• The newest rocks are found at the mid-ocean ridges.

• The patterns of rocks on each side of the ridges were very different.

• The oldest rocks were scattered throughout the ocean floor.

• The oceanic crust is colliding creating mountains.

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NGSS.MS-ESS2-3

Who first proposed the idea of Continental Drift?

• Harry Hess

• Alfred Wegener

• Albert Einstein

• Galileo Galilee