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Author Question: You want to test how the mass of a ball affects its rate of fall. Which of the following ball drop ... (Read 90 times)

dbose

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on: Jul 27, 2018
You want to test how the mass of a ball affects its rate of fall. Which of the following ball drop trials (matched mass and drop heights) would best test this question?
 
  A) mass of 0.5 kg, height 20 m/mass of 0.5 kg, height 20 m
  B) mass of 0.5 kg, height 20 m/mass of 5.0 kg, height 10 m
  C) mass of 0.5 kg, height 20 m/mass of 5.0 kg, height 20 m
  D) mass of 0.5 kg, height 20 m/mass of 0.5 kg, height 10 m

Question 2

The Zeeman effect reveals the presence of strong magnetic fields by the splitting of spectral lines.
 
  Indicate whether the statement is true or false


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Dinolord

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

C

Answer to Question 2

TRUE


dbose

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Reply #2 on: Jul 27, 2018
Thanks


Dinolord

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Reply #3 on: Jul 27, 2018
Welcome :)


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