Scientists Think That Neutrinos Cannot Be the Dominant Form of Dark

question 28

Multiple Choice

Scientists think that neutrinos cannot be the dominant form of dark matter in the universe.Why?

• A) Neutrinos are an example of hot dark matter that could form large superclusters but not smaller structures.
• B) Neutrinos interact too strongly with ordinary matter.
• C) Neutrinos would decay over time and disappear, causing galaxies to fall apart.
• D) Neutrinos would not gravitationally lens background galaxies.
• E) Neutrinos are charged particles.

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