Why Do Astronomers Think That Cold Dark Matter (As Opposed

question 65

Essay

Why do astronomers think that cold dark matter (as opposed to hot dark matter) is the primary component of dark matter in galaxies?

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Definitions:

Factory Town

A settlement where the main source of employment and community life centers around manufacturing plants or factories.

Voluntary Manumission

The act of a slave owner freeing their slaves of their own volition, without external compulsion, a practice that varied in its frequency and conditions throughout history.

Plantation Crop

A type of crop specifically grown on a large estate or plantation, primarily for sale and not for local consumption, typically including commodities like tobacco, cotton, sugar, and tea.

Slave Rebellions

Acts of violent resistance by enslaved people against their enslavers, often aimed at securing freedom or protesting inhumane conditions.