Author Question: What is lithostatic pressure? What will be an ideal response?[br][br][b][color=#7BCCB5]Question ... (Read 36 times)

mwit1967

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What is lithostatic pressure? What will be an ideal response?

Question 2

Some of the oldest known rocks, which have been dated at about 4.0 billion years, are metamorphic.
  What does this tell us about the age of Earth?c What will be an ideal response?




elizabethrperez

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Answer to Question 1

Lithostatic pressure is pressure that results from the weight of overlying rocks; it is equal in all
directions.



Answer to Question 2

Earth must be older than this because there had to be a preexisting rock for it to become
metamorphosed.




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