Stinkblowe754 Stinkblowe754
  • 20-05-2023
  • Physics
contestada

which of the following is not a technique used to measure the total mass of a cluster of galaxies? observations of gravitational lensing of galaxies behind the cluster observations of the temperature of the hot intracluster medium observations of the luminosity of the galaxies observations of the motions of galaxies within the cluster

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