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Author Question: How does the altitude of the North Star vary for an observer located at the equator? At ... (Read 55 times)

erika

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on: Jul 28, 2018
How does the altitude of the North Star vary for an observer located at the equator? At 39N?

Question 2

Classify the following statement as a characteristic
   (a) of electric forces only,
   (b) of magnetic forces only,
   (c) of both electric and magnetic forces, or
   (d) of neither electric nor magnetic forces.
   The force exerted on a charged object cannot alter the objects speed.


  1.electric forces
  2.magnetic forces
  3.both electric and magnetic forces
  4.neither electric nor magnetic forces


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kthug

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Reply #1 on: Jul 28, 2018
Answer to Question 1

For an observer at the equator, the altitude of Polaris is 0 at all times. For an
observer at 39N, the altitude of Polaris is 39 at all times.

Answer to Question 2

2


erika

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Reply 2 on: Jul 28, 2018
:D TYSM

nyrave

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Reply 3 on: Yesterday
Gracias!

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