Earth's Internal Heat Sources

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Questions and Answers

What is the source of heat that comes from outside the Earth?

  • Magma
  • Weathering
  • Sun (correct)
  • Endogenic processes

Which geological process is located below the surface of the Earth?

  • Erosion
  • Magma generation (correct)
  • Weathering
  • Folding of rocks

What is the significance of Earth's internal heat?

  • Leads to erosion
  • Causes mass wasting
  • Generates magma (correct)
  • Origins from the Sun

What is the process of the production of internal heat of Earth?

<p>Magma generation (D)</p> Signup and view all the answers

What is an example of an exogenic process?

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

Which type of heat originates from within the earth?

<p>Endogenic heat (B)</p> Signup and view all the answers

Where does the mantle lie?

<p>Below the crust (D)</p> Signup and view all the answers

What is the composition of oceanic crust mainly?

<p>Basalt (A)</p> Signup and view all the answers

Which part of the Earth is mainly composed of granite?

<p>Continental crust (D)</p> Signup and view all the answers

What is the rate of increasing temperature with respect to increasing depth in Earth’s interior called?

<p>Geothermal Gradient (B)</p> Signup and view all the answers

Where does the inner core lie?

<p>At the center of the earth (C)</p> Signup and view all the answers

What is the source of primordial heat of the planet mainly attributed to?

<p>Dissipation in a planet during its first few million years (B)</p> Signup and view all the answers

What does the outer core primarily consist of?

<p>Nickel, iron, and molten rock (C)</p> Signup and view all the answers

What is the main difference between oceanic crust and continental crust?

<p>All of the above (D)</p> Signup and view all the answers

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