The Earth's Crust and Mantle

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Questions and Answers

What is the thickness of the lithosphere from the mantle to the upper crust?

  • 10 km
  • 700 km
  • 670 km (correct)
  • 200 km

What does the term 'lithosphere' primarily refer to?

  • The water bodies on Earth
  • The Earth's core
  • The outermost layer of the Earth (correct)
  • The atmosphere of the Earth

What does the term 'hydrosphere' refer to?

  • The water elements on Earth (correct)
  • The Earth's atmosphere
  • The Earth's lithosphere
  • The Earth's core

What is the approximate average height of the land above the sea level?

<p>200 meters (C)</p> Signup and view all the answers

What is the primary material that forms the continents and ocean floors?

<p>Rock (C)</p> Signup and view all the answers

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