Why Do Astronomers Conclude That Quasars Are Very Far Away

question 55

Essay

Why do astronomers conclude that quasars are very far away?

---

Definitions:

Behavior Geneticist

A scientist who studies the genetic and environmental influences on behaviors, often through twin and adoption studies, to understand the heritability of traits.

Divorce Rates

A statistical measure representing the number of divorces that occur in a particular population during a specific period of time, often per year per 1,000 people.

Temperament

An individual's innate predisposition toward certain patterns of behavior and emotional reactions.

Anxious

Feeling or showing worry, nervousness, or unease about something with an uncertain outcome.