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Author Question: Which planet moves the fastest? a. Earth b. Mars c. Venus d. ... (Read 9 times)

2125004343

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on: Jul 28, 2018
Which planet moves the fastest?
 a. Earth
  b. Mars
  c. Venus
  d. Mercury

Question 2

How many times greater is the speed of red light ( = 700 nm) than the speed of violet light ( = 400 nm) in a vacuum?
 a. 1.75 , the first color of light is faster
  b. 0.57 , the second color of light is faster
  c. 3.00  108 , the first color of light is faster
  d. 1.00 , both colors of light have the same speed
  e. 3.00  108 , the second color of light is faster


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ynlevi

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

d

Answer to Question 2

d


2125004343

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Reply 2 on: Jul 28, 2018
Great answer, keep it coming :)

Viet Thy

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Reply 3 on: Yesterday
Excellent

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