What Information About a Binary Star System Is Needed in Order

question 20

Multiple Choice

What information about a binary star system is needed in order to calculate the sum of the masses of the two stars?

• A)Orbital period and separation
• B)Distance and spectral type
• C)Age and temperature
• D)Magnetic field and rotation period

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Definitions:

CaCO3

Calcium carbonate, a chemical compound found in rocks as the minerals calcite and aragonite, and is the main component of pearls, as well as marine organisms' shells.

CO2

Carbon Dioxide, a colorless, odorless gas produced by burning carbon and organic compounds and by respiration.

CaO

Calcium oxide, a white, caustic, alkaline crystalline solid commonly known as quicklime, used in cement production and various chemical processes.

Liters

A metric unit of volume equal to one cubic decimeter, commonly used to measure liquids and gases.