Our Changing Earth Benchmarks Lesson

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Questions and Answers

What is the solid layer under the Earth's crust called?

  • Inner core
  • Crust
  • Outer core
  • Mantle (correct)

What is the outer layer of the Earth called?

  • Crust (correct)
  • Mantle
  • Inner core
  • Outer core

What is the outer core of the Earth made of?

  • Solid rock
  • Iron
  • Molten rock (correct)
  • Burning gases

What do scientists believe the inner core of the Earth is mostly made of?

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

How are the Earth's surface changes caused by earthquakes different from those caused by serious storms?

<p>They happen quickly. (B)</p> Signup and view all the answers

What is the main cause of earthquakes?

<p>Movements in the Earth's crust (D)</p> Signup and view all the answers

What is the term used to describe the part of the Earth's surface positioned directly above the focus of an earthquake?

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

What is the liquid form of hot rock beneath the Earth's surface called?

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

What process breaks up and removes the rocks and soils from the Earth's surface?

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

What physical process creates changes in the environment by heating up the land and cooling it down?

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

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