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Author Question: In the context of the Hertzsprung-Russell (H-R) diagram, which of the following statements is true ... (Read 75 times)

haleyc112

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on: Jul 27, 2018
In the context of the Hertzsprung-Russell (H-R) diagram, which of the following statements is true of the most massive main-sequence stars?
 
  A) They are the reddest stars.
  B) They are the coolest stars.
  C) They are the hottest stars.
  D) They are the faintest stars.

Question 2

In the context of the triangulation method, to find the distance to a star, astronomers use a very long baseline, which is _____.
 
  A) the size of Earth's orbit
  B) the diameter of Earth's orbit
  C) three times the radius of Earth's orbit
  D) double the size of Earth's orbit


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marict

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

C

Answer to Question 2

A


haleyc112

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Reply 2 on: Jul 27, 2018
Excellent

Perkypinki

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Reply 3 on: Yesterday
:D TYSM

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