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Author Question: The source of the earth's magnetic field is thought to be due to the motion of charged particles in ... (Read 31 times)

jace

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The source of the earth's magnetic field is thought to be due to the motion of charged particles in the earth's
 
  A) mantle.
  B) crust.
  C) inner core.
  D) outer core.
  E) mantle & crust.

Question 2

How long does it take a wheel that is rotating at 33.3 rpm to speed up to 78.0 rpm if it has an angular acceleration of 2.15 rad/s2?
 
  A) 20.8 s
  B) 4.75 s
  C) 10.4 s
  D) 2.18 s
  E) 5.20 s



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AngeliqueG

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Answer to Question 1

D

Answer to Question 2

D



jace

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Both answers were spot on, thank you once again




 

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