Author Question: The planet Neptune is blue in color. How would you expect the spectrum of visible light from Neptune ... (Read 158 times)

ts19998

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The planet Neptune is blue in color. How would you expect the spectrum of visible light from Neptune to be different from the visible-light spectrum of the Sun?
 
  A) The two spectra would have similar shapes, except Neptune's spectrum would be missing a big chunk of the red light that is present in the Sun's spectrum.
  B) The two spectra would have similar shapes, except Neptune's spectrum would be missing a big chunk of the blue light that is present in the Sun's spectrum.
  C) Neptune's spectrum would peak at a much longer wavelength than the Sun's spectrum.
  D) There is no way to predict the answer to this question, since planets and stars are made of such different things.

Question 2

If you are measuring the mass of an elephant, the most appropriate SI unit is the
 
  A) megagram.
  B) kilogram.
  C) gram.
  D) milligram.
  E) microgram.



qytan

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Answer to Question 1

A

Answer to Question 2

B



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