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Author Question: What is the major source of energy responsible for earthquakes in southern California? What will ... (Read 30 times)

robinn137

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on: Jul 29, 2018
What is the major source of energy responsible for earthquakes in southern California?
 
  What will be an ideal response?

Question 2

As hot mantle rock rises, it expands. As it expands it cools. This cooler rock is
 
  A) less dense so it keeps rising to form underwater volcanoes.
  B) more dense so it sinks. This contributes to the heat flow convection process.
  C) ocean crust.
  D) unstable and explodes in a volcano.


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lkoler

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Reply #1 on: Jul 29, 2018
Answer to Question 1

Answer: Horizontal sliding movement between the northwest moving Pacific Plate and the southeast moving North American Plate.

Answer to Question 2

Answer: B


robinn137

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Reply #2 on: Jul 29, 2018
Both answers were spot on, thank you once again


lkoler

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Reply #3 on: Jul 29, 2018
Great! Please up vote :D


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