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Author Question: The Earth's tectonic plates move at a rate of A) a few centimeters per year B) several ... (Read 90 times)

ashley

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on: Jul 27, 2018
The Earth's tectonic plates move at a rate of
 
  A) a few centimeters per year
  B) several kilometers per year
  C) a few centimeters per century
  D) a few millimeters per century

Question 2

Which of the following depends on the observer's frame of reference?
 
  A) the mass of the proton
  B) the length of a meter stick
  C) the half-life of a muon
  D) all of the other answer choices


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Sarahjh

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

A

Answer to Question 2

D


ashley

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Reply 2 on: Jul 27, 2018
Great answer, keep it coming :)

meow1234

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Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

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