What Physical Process Has Allowed Astronomers to Rule Out Brown

question 97

Multiple Choice

What physical process has allowed astronomers to rule out brown dwarfs as the source of dark matter in the Milky Way Galaxy?

• A) The gravitational fields of brown dwarfs can bend the light from background stars.
• B) Brown dwarfs emit copious amounts of infrared radiation, which can penetrate the interstellar medium.
• C) Molecules in the atmospheres of brown dwarfs emit radio waves that can be detected from Earth.
• D) Brown dwarfs occasionally eclipse (block the light from) more distant stars.

---

Definitions:

Preemptive Rights

Rights given to existing shareholders to purchase additional shares in a company during a new issue before the shares are offered to the public, allowing shareholders to maintain their proportional ownership.

Stockholders

Individuals or entities that own one or more shares of stock in a corporation, making them partial owners of that company.

Book Building

A process by which an underwriter attempts to determine the price at which an initial public offering will be offered.

Investor Demand

The interest and willingness of investors to purchase securities, significantly influencing market prices and interest rates.