Exercise
Lithosphere and Asthenosphere
Study the mechanical properties of the lithosphere and the underlying semi-fluid asthenosphere. Understand how these layers interact in Earth's upper interior.
Questions
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MultiChoice
What two parts combine to form Earth's lithosphere?
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MultiChoice
What is the rigid, brittle outer shell of Earth called?
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MultiChoice
Which layer is semi-fluid and lies directly beneath the lithosphere?
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MultiChoice
What state of matter best describes the asthenosphere?
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MultiChoice
How thick is the lithosphere on average?
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MultiChoice
How does rock in the asthenosphere behave under high temperature and pressure?
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MultiChoice
Earth's lithosphere is broken into rigid sections known as what?
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MultiChoice
Why do tectonic plates float on top of the asthenosphere?
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MultiChoice
What type of rock is believed to make up most of the upper mantle?
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MultiChoice
What allows tectonic plates to move across Earth's surface?
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MultiChoice
Which property distinguishes the lithosphere from the asthenosphere?
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MultiChoice
Which layer contains both ocean floors and continents?