Briefly Describe Two Different Ways of Measuring the Mass of a Cluster

question 43

Essay

Briefly describe two different ways of measuring the mass of a cluster of galaxies.

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Definitions:

Nonverbal Communication

entails the transmission of messages or signals through a non-linguistic means, such as facial expressions, body language, and gestures.

Sales Transactions

The exchange of goods or services for money between a seller and a buyer, completing a sale.

Valid Feedback

Constructive criticism or input received from users or clients that is based on actual experiences or observations.

Verbal

Relating to or using words, especially spoken ones, as a form of communication.