Which of the Following Would NOT Be Considered Evidence for Dark

question 89

Multiple Choice

Which of the following would NOT be considered evidence for dark matter in clusters of galaxies?

• A) The velocities and radii of galaxy orbits around the center of mass in the cluster.
• B) The total amount of stars
• C) The temperature of the intergalactic gas
• D) The curvature of gravitationally-lensed galaxies

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