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Author Question: Dark matter is detectable in the coronae of ____. a. elliptical galaxies only b. spiral galaxies ... (Read 88 times)

Brittanyd9008

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on: Jul 27, 2018
Dark matter is detectable in the coronae of ____.
 
  a. elliptical galaxies only
 b. spiral galaxies only
 c. irregular galaxies only
 d. spiral and elliptical galaxies only
  e. all galaxies

Question 2

What modern-day instrument do astronomers use to record images from telescopes?
 
  a. photometer
 b. grating device
 c. spectrograph
 d. photographic plate
 e. charge coupled device


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ASDFGJLO

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

e

Answer to Question 2

e


Brittanyd9008

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Reply 2 on: Jul 27, 2018
YES! Correct, THANKS for helping me on my review

laurnthompson

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Reply 3 on: Yesterday
Wow, this really help

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