Suppose There Is a Planetary System in Which a Planet

question 22

Multiple Choice

Suppose there is a planetary system in which a planet with an average distance of 3 AU from the star has an orbital period of 3 years.What is the mass of the star?

• A)1 solar mass
• B)3 solar masses
• C)9 solar masses
• D)27 solar masses

---

Definitions:

Box

A container, often square or rectangular, used for storage or shipping.

Consumer Surplus

Consumer surplus is the difference between the total amount consumers are willing to pay for a good or service and the total amount they actually pay.

Producer Surplus

The difference between what producers are willing to accept for a product because of its cost of production and what they actually receive (the market price).

Economy

A system for coordinating society’s productive activities.