In Cosmology,the Phrase "Critical Density" Refers to the

question 52

Multiple Choice

In cosmology,the phrase "critical density" refers to the

• A) smallest density that will produce inflation of the universe.
• B) density below which stars will never form.
• C) density above which the universe is opaque to radiation.
• D) density needed to produce precisely flat space,on average,throughout the universe.

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Definitions:

Primary Sex Characteristics

The physical features that are directly involved in reproduction, such as the ovaries and testes, and the external genitalia.

Gender Identity

A person's individual understanding of their gender identity, which can align with or differ from the sex assigned to them at birth.

Biological Sex

The physical and physiological differences between male and female organisms, often used in the context of human gender.

Cisgender

Describing an individual whose gender identity matches the sex they were assigned at birth.