If Neutrinos Have Mass but Do Not Interact Much with Normal

question 2

Multiple Choice

If neutrinos have mass but do not interact much with normal matter,why can't they be the dominant form of dark matter in the universe?

• A) Structure formation would have started with large objects fragmenting into smaller objects.
• B) Structure formation would have started with small objects merging to form larger objects.
• C) Neutrinos would decay over time and disappear,causing galaxies to fall apart.
• D) Neutrinos would not gravitationally lens background galaxies.

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Definitions:

Bipedalism

The ability of an organism to walk on two legs.

Quadrupeds

Animals that use all four limbs for locomotion, typical of many mammals, including those that humans evolved from.

Using Tools

describes the ability or practice of employing physical items to perform tasks more efficiently, a trait observed in humans and some other species.

Running Faster

The act of increasing speed during locomotion on foot, often aimed at achieving greater velocity for competitive or fitness purposes.