Suppose You Observe Three Star Clusters

question 61

Essay

Suppose you observe three star clusters. Cluster 1 has a main-sequence turnoff point at spectral type G, Cluster 2 has a turnoff point at spectral type A, and Cluster 3 has a turnoff point at spectral type B. Which cluster is youngest and which is oldest? Explain why. What is the approximate age of the oldest cluster?

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Definitions:

Cost Of Goods Sold

Cost of Goods Sold (COGS) represents the direct costs attributable to the production of the goods sold by a company, including materials and labor costs.

Receivables Turnover

A financial metric that measures how efficiently a company collects cash from its customers by dividing net credit sales by average accounts receivable.

Collection Period

The average number of days it takes for a business to receive payments from its customers after a sale has been made.

Accounts Receivable

Represents the money owed to a company by its customers for goods or services that have been delivered but not yet paid for.