The Observed Relationship Between the Masses of Central Black Holes

question 95

Multiple Choice

The observed relationship between the masses of central black holes and the bulge masses of galaxies implies that:

• A) Galaxy formation and supermassive black hole formation must be related somehow.
• B) The black hole will eventually suck in the rest of the galaxy.
• C) The biggest galaxies have the most luminous quasars.
• D) Quasars were more common 10 billion years ago than they are today.

---

Definitions:

Variable Costs

Expenses that vary directly with the volume of production or the degree of activity within a company.

Fixed Costs

Costs that do not vary with the volume of production or level of activity within a certain range. These are expenses that must be paid regardless of business activity, such as rent or salaries.

Required Return

The minimum expected yield by investors as compensation for the level of risk associated with an investment.

Initial Investment

The amount of money used to start a project, business, or investment.