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Author Question: Which of the following objects is not a close approximation of a thermal emitter? A) hot, thin ... (Read 136 times)

Mimi

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on: Jul 27, 2018
Which of the following objects is not a close approximation of a thermal emitter?
 
  A) hot, thin gas
  B) a star
  C) a filament in a light bulb
  D) you
  E) a planet

Question 2

Approximately how long does it take light to travel across the diameter of the Milky Way?
 
  A) 27,000 years
  B) 100,000 years
  C) 200,000 years
  D) 1 million years


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Perkypinki

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

A

Answer to Question 2

B


Mimi

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Reply 2 on: Jul 27, 2018
Gracias!

carlsona147

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Reply 3 on: Yesterday
Wow, this really help

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