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Author Question: To the surprise of Michelson and Morley, their interferometer experiment provided evidence that the ... (Read 77 times)

Frost2351

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on: Jul 29, 2018
To the surprise of Michelson and Morley, their interferometer experiment provided evidence that the speed of light is
 
  A) invariant.
  B) the same whether its source approaches or recedes.
  C) constant.
  D) all of the above

Question 2

Halley's comet has an elliptical orbit around the Sun with a period of 76.0 years. At its closest approach (perihelion) it is 8.82  1010 m from the Sun and has a speed of 54.6 km/s.
 
  How fast is it moving at its furthest point from the Sun (aphelion)? The mass of the Sun is 2.00  1030 kg and G = 6.67 x 10-11 Nm2/kg2. A) 604 m/s
  B) 802 m/s
  C) 1070 m/s
  D) 1540 m/s
  E) 1860 m/s


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1_Step_At_ATime

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Reply #1 on: Jul 29, 2018
Answer to Question 1

Answer: D

Answer to Question 2

B


Frost2351

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Reply 2 on: Jul 29, 2018
Great answer, keep it coming :)

xiaomengxian

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Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

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