How Might the Mass of a Single Galaxy Be Found

question 90

Multiple Choice

How might the mass of a single galaxy be found?

• A)by the double galaxy method
• B)by the rotation curve method
• C)by the cluster method
• D)by the main-sequence fitting method

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Definitions:

Certification

The process of officially recognizing someone or something as meeting certain standards or qualifications.

Arbitration

A method of dispute resolution where an independent third party reviews the case and makes a decision that can be binding or non-binding.

Conciliation

A method of alternative dispute resolution where an unbiased third party helps disputing parties to reach a voluntary, mutually agreeable resolution.

Mediation

A form of alternative dispute resolution where a neutral third party assists the disputing parties in reaching a mutually acceptable agreement.