How Do Astronomers Know That Globular Clusters Are Very Old

question 28

Multiple Choice

How do astronomers know that globular clusters are very old?

• A) Globular clusters do not contain any red giant stars.
• B) There are no main-sequence stars in globular clusters.
• C) The stars in a globular cluster have a high abundance of heavy elements.
• D) There are no massive main-sequence stars in globular clusters.

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Definitions:

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The legal process by which a landlord obtains a court order to remove a tenant from a leased property due to a violation of the lease agreement.

Abandoned Premises

Property that has been left empty or unclaimed by its owner or tenant for a period of time, typically implying neglect or the intention not to return.

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