Lesson 1: Into the Moving Earth

The only liquid layer of Earth is the

• Crust

• Inner core

• Mantle

• Outer core

What is the thickest layer of Earth?

• Crust

• Inner core

• Mantle

• Lithosphere

Who is the scientist credited for establishing the foundation for the theory of plate tectonics?

• Alfred Wegener

• Andrija Mohorovicic

• Augustus Edward Love

• John William Strutt

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NGSS.MS-ESS2-3

The Mohorovicic discontinuity was discovered by studying the behavior of

• Coastal lines

• Fossil sequences

• Rock formations

• Seismic waves

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NGSS.HS-ESS2-3

Which is not a driving force that influences the movement of tectonic plates?

• Drag force

• Mantle convection

• ridge push

• Slab pull

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NGSS.MS-ESS2-3

Which resisting force of plate movement opposes the slab pull?

• Collisional resistance

• Drag force

• Slab resistance

• Transform fault resistance

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NGSS.HS-ESS1-5

Upon validation of the continental drift theory, it was proven that

• Deep trenches were discovered on the ocean floor

• Plates moved at the same speed as Wegener proposed

• Species on opposite sides of the ocean shared common ancestors

• Rocks and fossils on the coastlines across oceans have the same age and sequence

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NGSS.MS-ESS2-3

The interface between the mantle and the outercore is called the

• Asthenosphere

• Gutenberg discontinuity

• Lithosphere

• Mohorovicic discontinuity

Which layer of Earth is responsible for the planet’s manetic field?

• Crust

• Inner core

• Mantle

• Outer core

In proposing the continental drift theory, Alfred Wegener noted the matching coastlines of which two continents?

• Asia and Africa

• Asia and Europe

• South America and Africa

• South America and North America

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NGSS.MS-ESS2-2

NGSS.MS-ESS2-3