How Much Time Does It Take for a 1-Solar-Mass Protostar

question 146

Multiple Choice

How much time does it take for a 1-solar-mass protostar to reach the main sequence?

• A) less than 10,000 years
• B) 100,000 to 1 million years
• C) 1-10 billion years
• D) 10-100 million years

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Definitions:

Return on Total Assets

A financial ratio that measures the profitability of a company in relation to its total assets, indicating how efficiently a company uses its assets to generate profit.

Interest Expense

The expenses an entity bears over a period for using borrowed capital.

Short-term Creditors

refers to entities or individuals that lend money or extend credit for short periods, typically less than a year, including suppliers and banks.

Liquidity

A measure of how easily assets can be converted into cash without significant loss of value, indicating the ability of an entity to meet its short-term obligations.