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Author Question: A planet is detected via the Doppler technique. The shape of the periodic velocity pattern tells us ... (Read 108 times)

tnt_battle

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on: Jul 27, 2018
A planet is detected via the Doppler technique. The shape of the periodic velocity pattern tells us
 
  A) the planet's size.
  B) the planet's mass.
  C) the planet's density.
  D) the orbital period of the planet.
  E) the orbital eccentricity of the planet.

Question 2

Together, which two gases make up 99 of Jupiter's atmosphere?
 
  A) Ammonia and Methane
  B) Water Vapor and Methane
  C) Helium and Ammonia
  D) Hydrogen and Ammonia
  E) Hydrogen and Helium


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welcom1000

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

E

Answer to Question 2

E


tnt_battle

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Reply 2 on: Jul 27, 2018
:D TYSM

debra928

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Reply 3 on: Yesterday
Excellent

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