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Author Question: The geological record contains fewer older rocks than younger rocks because older rocks A) are ... (Read 83 times)

rosent76

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on: Jul 27, 2018
The geological record contains fewer older rocks than younger rocks because older rocks
 
  A) are mostly found deep within the Earth
  B) have been transformed by life processes that have occurred inside them
  C) have been destroyed by geological processes like plate tectonics and erosion
  D) have been destroyed by recent meteorite impacts

Question 2

Many Earth-based telescopes are larger than the Hubble Space Telescope, so what justifies the great expense of a space-based instrument?
 
  What will be an ideal response?


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kaykay69

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Reply #1 on: Jul 27, 2018
Answer to Question 1

C

Answer to Question 2

The atmosphere distorts images and usually limits resolution. A telescope in the vacuum of space can achieve its intrinsic resolution and yield pictures with relatively high detail. It also can use parts of the spectrum which get absorbed by the atmosphere.


rosent76

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Reply 2 on: Jul 27, 2018
Excellent

robbielu01

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Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

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