Why Is the Energy Source for Active Nuclei Like Seyferts

question 151

Multiple Choice

Why is the energy source for active nuclei like Seyferts thought to be compact?

• A) The sources appear to be single stars in photos.
• B) The light can vary over short time intervals.
• C) We know the masses of the black holes that lurk there, and can find their radii.
• D) They are all strong radio sources, with assigned frequencies by their sizes.
• E) Their energy appears to be non- stellar synchrotron radiation.

---

Definitions:

Summary Of Qualifications

A brief section in a resume highlighting an individual's skills, experiences, and accomplishments relevant to a job application.

E-Portfolio

An E-Portfolio is a digital collection of an individual's work artifacts and accomplishments, showcasing skills and experiences for educational or professional purposes.

Talents

Natural aptitudes or skills that individuals possess, which can be developed and nurtured.

Building A Brand

The process of creating a unique identity and image for a product or company in the consumers' mind.