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Author Question: A wooden block slides directly down an inclined plane, at a constant velocity of 6.0 m/s. How large ... (Read 199 times)

lak

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on: Jul 27, 2018
A wooden block slides directly down an inclined plane, at a constant velocity of 6.0 m/s. How large is the coefficient of kinetic friction, k, if the plane makes an angle of 25. with the horizontal?
 
  A) 0.47
  B) 0.91
  C) 1.2
  D) 0.42
  E) 0.37

Question 2

When the Sun was younger, how did its habitable zone compare with its habitable zone today?
 
  A) narrower and closer to the Sun
  B) narrower and farther from the Sun
  C) wider and closer to the Sun
  D) wider and farther from the Sun


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yeungji

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

A

Answer to Question 2

A


lak

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Reply 2 on: Jul 27, 2018
Excellent

helenmarkerine

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Reply 3 on: Yesterday
Gracias!

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