How does the study of quasars reveal information of the history of the universe?
A) Typical quasars are very distant so we can view how galaxy evolution occurred in the past.
B) Quasars contain stars of all ages.
C) Quasars typically act as host galaxies for gravitational lensing.
D) Quasars generate their energy in very small volumes of space

Question

Quizplus · Accepted Answer

Quasars are extremely distant objects, which means that the light we observe from them has taken billions of years to reach us. By studying quasars, we can observe how galaxies and their central black holes were evolving at earlier times in the universe. This provides important clues and information about the history and evolution of the universe.

How Does the Study of Quasars Reveal Information of the History