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Author Question: Very accurate measurements of stellar brightnesses and sudden changes are made with a ________. ... (Read 44 times)

Awilson837

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on: Jul 27, 2018
Very accurate measurements of stellar brightnesses and sudden changes are made with a ________.
 
  Fill in the blank(s) with correct word

Question 2

Viewed from afar, the transit of Earth would cause the Sun's brightness to dim by approximately one part in
 
  A) 100.
  B) 1,000.
  C) 10,000.
  D) 100,000.
  E) a million.


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kishoreddi

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

photometer.

Answer to Question 2

C


Awilson837

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Reply 2 on: Jul 27, 2018
Gracias!

JaynaD87

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Reply 3 on: Yesterday
Excellent

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