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Author Question: Earth's magnetic field affects cosmic rays by A) deflecting them. B) slowing their speeds. C) ... (Read 69 times)

eruditmonkey@yahoo.com

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Earth's magnetic field affects cosmic rays by
 
  A) deflecting them.
  B) slowing their speeds.
  C) destroying them.
  D) absorbing them.

Question 2

A wave pulse traveling to the right along a thin cord reaches a discontinuity where the rope becomes thinner and lighter. What is the orientation of the reflected and transmitted pulses?
 
  A) Both pulses are right side up.
  B) The reflected pulse returns right side up while the transmitted pulse is inverted.
  C) The reflected pulse returns inverted while the transmitted pulse is right side up.
  D) Both pulses are inverted.



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emsimon14

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Answer to Question 1

Answer: A

Answer to Question 2

A





 

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