For How Long Did Vigorous Star Formation Last in Elliptical

question 142

Multiple Choice

For how long did vigorous star formation last in elliptical galaxies?

• A) continuously throughout the galaxy's life, right to the present day
• B) about the first one million years of the galaxy's life
• C) about the first one billion years of the galaxy's life
• D) about the first 8 to 10 billion years of the galaxy's life

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Definitions:

Budget Period

The time frame for which a budget is planned and implemented, often one fiscal year.

One Month

A period of time extending roughly from a specific date in one calendar month to the corresponding date in the next calendar month.

One Year

A period consisting of 12 consecutive months or 365 days.

Budget Period

A specific time frame for which financial planning, expenditure, and allocations are made and tracked.