As a 4-10 Solar Mass Star Leaves the Main Sequence

question 43

Multiple Choice

As a 4-10 solar mass star leaves the main sequence on its way to becoming a red supergiant,its luminosity:

• A)decreases.
• B)first decreases, then increases.
• C)increases.
• D)remains roughly constant.
• E)first increases, then decreases.

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Definitions:

Change in Demand

A shift in the demand curve, due either to changes in consumer preferences, income levels, prices of related goods, or other factors, affecting the quantity demanded at any given price.

Quantity Demanded

The total amount of a good or service that consumers are willing and able to purchase at a given price level, within a specific time frame.

Law of Supply

An economic principle stating that as the price of a good or service increases, the quantity supplied of that good or service also increases, and vice versa, all else being equal.

Law of Demand

A principle that describes the inverse relationship between the price of a good or service and the quantity demanded by consumers.