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Author Question: Which factor has the least effect on the shape of the overall geothermal gradient? A) loss of ... (Read 15 times)

tiara099

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on: Jul 16, 2018
Which factor has the least effect on the shape of the overall geothermal gradient?
 
  A) loss of heat at the surface to the hydrosphere, atmosphere, and space
  B) increasing temperature with compression of rock at high pressure
  C) type and composition of rock in the mantle
  D) heating of the lower mantle by the hotter core

Question 2

A considerable variation in seismic wave velocity in the crust occurs because
 
  A) there are different types of rocks in the crust.
  B) waves move slower the deeper they travel.
  C) waves move faster the deeper they travel.
  D) oceans, caves, karst regions, and underground waterways inhibit wave movement.


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hanadaa

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Reply #1 on: Jul 16, 2018
Answer to Question 1

Answer: C

Answer to Question 2

Answer: A


tiara099

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Reply 2 on: Jul 16, 2018
Great answer, keep it coming :)

Jossy

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Reply 3 on: Yesterday
Excellent

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