Star Clusters Are Important to the Study of Stellar Evolution

question 52

Multiple Choice

Star clusters are important to the study of stellar evolution because all the stars in a given cluster have one thing in common.What is it?

• A)temperature
• B)mass
• C)age
• D)luminosity

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Definitions:

AVC (Average Variable Cost)

The total variable cost divided by the quantity of output produced; it varies with production.

MC (Marginal Cost)

Marginal Cost is the change in total cost that arises when the quantity produced is incremented by one unit.

Shutdown Point

The level of operations at which a company or business does not generate enough revenue to cover its variable costs, leading to a temporary or permanent closure.

AVC (Average Variable Cost)

The total variable costs (costs that vary with the level of output) divided by the quantity of output produced, representing the variable cost per unit.