A Protostar's Evolutionary "Track" in the H-R Diagram Traces Out

question 53

Multiple Choice

A protostar's evolutionary "track" in the H-R diagram traces out:

• A) only how the protostar's radius changes with time
• B) how the protostar's luminosity, temperature, and radius change with time
• C) only how the protostar's luminosity changes with time
• D) only how the protostar's spectral type changes with time
• E) the protostar's location in the molecular cloud

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Definitions:

Financing Activities

Transactions and events where cash is raised or paid back to finance the company's operations, including issuing debt, equity, and paying dividends.

Operating Activities

Transactions and other events that are not investing or financing activities which affect the net income of a company.

Cash Flows

The movement of money into and out of a business, project, or financial product.

Proceeds

The total amount of money received from a transaction, often used in the context of the sale of assets.