Earth's Structure

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Across
  1. 4. Type of stress where an object is stretched.
  2. 6. Number of physical layers of Earth.
  3. 9. A break in a rock layer.
  4. 11. Layer of the Earth below the tectonic plate lithosphere.
  5. 13. Tectonic plate boundary where tectonic plates collide into each other.
  6. 14. The deepest hole ever dug went about half way through this layer of Earth.
Down
  1. 1. Type of stress where an object is squeezed together.
  2. 2. Large pieces of Earth's lithosphere.
  3. 3. Earth's crust makes up less than what percent of Earth by mass.
  4. 5. Continental crust is about 25 _____________ thick.
  5. 7. Number of chemical layers of Earth.
  6. 8. Tectonic plate boundary where tectonic plates are pulled away from each other.
  7. 9. A bend in a rock layer.
  8. 10. _____________ crust is 3-5 miles thick.
  9. 12. Tectonic plate boundary where tectonic plates slide past each other.