At What Point in Its Evolution Does a Protostar Stop

question 82

Multiple Choice

At what point in its evolution does a protostar stop shrinking and stabilize into a star?

• A) when nuclear processes generate enough energy and internal pressure to resist gravitational contraction
• B) when gravitational contraction has heated up the gas to the point where radiation pressure opposes gravity for the first time
• C) when the protostar has spun off enough of its matter and is spinning fast enough that centrifugal force opposes the gravitational contraction
• D) when nuclear reactions end in the star's core

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Definitions:

Recording Transactions

The act of documenting financial activities in the accounting records of a company.

Financial Statement

A formal record of the financial activities and position of a business, individual, or other entity, typically including balance sheets, income statements, and statements of cash flows.

Accounting Year

A specific period of 12 months over which a company's financial and tax records are calculated, not necessarily aligning with the calendar year.

Demonstrate Compliance

The act of proving that actions, procedures, or products meet specific standards or regulations.