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Author Question: Motion in a circle at constant speed is motion with a. constant acceleration b. constant velocity ... (Read 358 times)

torybrooks

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on: Jul 28, 2018
Motion in a circle at constant speed is motion with
 a. constant acceleration
  b. constant velocity
  c. both of the above
  d. none of the above

Question 2

Shown here are the results of Young's experiment demonstrating the interference of light. What does the observation of an interference pattern show about the nature of light? (See page 385-386 in your textbook for more on this experiment.)
 a. It shows that light consists of particles.
  b. It shows that different colors of light have different refractive indices.
  c. It shows that all colors of light have the same refractive index.
  d. It shows that light consists of waves.
  e. It shows that light can be separated into different colors by a prism.


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Ahnyah

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

D
Both v and a are continuously changing direction and therefore not constant.

Answer to Question 2

d


torybrooks

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Reply #2 on: Jul 28, 2018
Thank you!


Ahnyah

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Reply #3 on: Jul 28, 2018
Always glad to help...


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