A Protostar of About 1 Solar Mass Is Gradually Contracting

question 309

Multiple Choice

A protostar of about 1 solar mass is gradually contracting and becoming hotter. This activity causes its position in the Hertzsprung-Russell diagram to shift slowly

• A) upward and toward the right.
• B) downward and toward the left.
• C) upward and toward the left.
• D) downward and toward the right.

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Definitions:

Good X

Represents a hypothetical or generic good or product in economic models or discussions.

Complement

Goods or services that are used together with the primary product, increasing the value or utility of the primary product.

Market Price

The price at which a product or service is traded in the marketplace, determined by supply and demand.

Market Clearing Level

The price and quantity at which supply equals demand, so there is no surplus or shortage in the market.