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Author Question: Why does banking (or tilting) a turning road create centripetal force? a. Because banking the ... (Read 67 times)

pragya sharda

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on: Jul 28, 2018
Why does banking (or tilting) a turning road create centripetal force?
 a. Because banking the corner keeps cars from going too fast.
  b. Because the angle of the roadway creates a centrifugal force.
  c. Because the angle of the roadway creates a centripetal force.
  d. Because the angle of the roadway helps cars counteract friction.
  e. Because of friction.

Question 2

Why does Michael Jordan appear to defy gravity as he slam dunks the ball? (After you have thought about this question, see page 68 of your textbook.)
 a. He is an extraordinary athlete who is able to jump much higher than most humans.
  b. His motion is that of a projectile, and a projectile's motion is such that its vertical speed is minimal while at the high point of its trajectory.
  c. He is able to use air resistance to cushion his vertical motion.
  d. He is in the process of moving upward.
  e. His horizontal motion keeps him above the ground.


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k.lashomb

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

c

Answer to Question 2

b


pragya sharda

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Reply 2 on: Jul 28, 2018
Gracias!

deja

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Reply 3 on: Yesterday
Great answer, keep it coming :)

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