The Mass Enclosed in Any Orbit Can Be Estimated from the Equation

question 18

Multiple Choice

The mass enclosed in any orbit can be estimated from the equation M(<r) = v2r / G. If the quantity v is constant, regardless of radius, where is the mass located?

• A)The mass is concentrated in the center.
• B)The mass is spread out over large radius.
• C)The mass is distributed like a doughnut, with a hole in the center.
• D)Cannot be determined from the information given.

---

Definitions:

Local Governments

Administrative bodies that govern areas within a larger state or nation, such as cities, towns, or counties, and manage local affairs and services.

Complementary Relationship

A mutual relationship where two or more entities or factors enhance or add value to each other's qualities or outcomes.

Government Support

Financial or policy assistance provided by governmental bodies to individuals, organizations, or industries.

Nonprofits

Organizations primarily motivated by a mission rather than profit, often focused on cultural, educational, charitable, or social activities.