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Author Question: A(n) _____ is a cluster of galaxy clusters. A) supercluster B) protocluster C) megacluster ... (Read 47 times)

armygirl

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on: Jul 27, 2018
A(n) _____ is a cluster of galaxy clusters.
 
  A) supercluster
  B) protocluster
  C) megacluster
  D) extrasolar cluster

Question 2

A light-year is a unit of _____.
 
  A) time
  B) luminosity
  C) distance
  D) mass


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chinwesucks

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

A

Answer to Question 2

C


armygirl

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Reply 2 on: Jul 27, 2018
:D TYSM

chereeb

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Reply 3 on: Yesterday
Wow, this really help

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