Which of the following is NOT evidence for dark matter?

Group of answer choices

the expansion of the universe

the flat rotation curves of spiral galaxies

X-ray observations of hot gas in galaxy clusters

gravitational lensing around galaxy clusters

1 answer

the expansion of the universe
Similar Questions
    1. answers icon 1 answer
    1. answers icon 1 answer
  1. How is gravitational lensing related to dark matter?a. dark matter emits lens-shaped rings of light b. the gravity of dark
    1. answers icon 1 answer
  2. What is evidence for the existence of dark matter?A. There is not enough mass in galaxies to produce the gravitational force
    1. answers icon 1 answer
more similar questions