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Author Question: The first scientific attempt to map the Milky Way galaxy a. showed that the Sun was located in ... (Read 48 times)

nevelica

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on: Jul 27, 2018
The first scientific attempt to map the Milky Way galaxy
 
  a. showed that the Sun was located in the center of the system of planets making up our galaxy.
  b. showed that our galaxy is a round ball on which we live.
  c. showed that our galaxy has 9 stars.
  d. used globular clusters to determine the location of the center of the Earth.
  e. was completed by William and Caroline Herschel.

Question 2

________ occurs when most of the material collapsing to form a protostar has fallen into a disk around the star and a strong wind from the warm protostar ejects material from its poles.
 
  a. An emission nebula
  b. Hydrostatic equilibrium
  c. The proton-proton chain
  d. The thermonuclear fusion of hydrogen
  e. A bipolar outflow


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kusterl

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

e

Answer to Question 2

e


nevelica

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Reply 2 on: Jul 27, 2018
Excellent

tranoy

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Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

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