What Is a Filament on the Sun

question 29

Multiple Choice

What is a filament on the Sun?

• A) plage near the end of its life, when it is fading away
• B) prominence seen in silhouette against the photosphere
• C) dark sunspot that has been stretched by solar differential rotation
• D) spicule seen in profile near the edge of the Sun's limb

---

Definitions:

U.S. Businesses

Companies or enterprises that are located within the United States of America and are subject to its regulations and economic policies.

Franchise

A franchise is a type of business whereby a franchisee is given the license by a franchisor to operate under the brand's name and system.

Chain Contract

A legally binding agreement that links several parties in a series of contracts, often used in supply chains or franchising networks.

Due Diligence

An investigation or audit of a potential investment or product to confirm all facts, such as reviewing financial records, plus anything else deemed material.