In Order to Understand Star Clusters,we Need to Be Able

question 32

Multiple Choice

In order to understand star clusters,we need to be able to estimate their ages.What technique do scientists use for this?

• A)radioisotope dating
• B)counting the planets that have formed around the largest stars
• C)finding the main-sequence turnoff point of the stars
• D)calculating orbital parameters using Kepler's Laws
• E)measuring its parallax

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Definitions:

Ethnic Profiling

The use by law enforcement of an individual's race or ethnicity as a key factor in deciding whether to engage in enforcement (e.g., make a traffic stop or arrest).

Religious Profiling

The practice of subjecting people to increased security or scrutiny based on their religion or beliefs, often resulting in discrimination or prejudice.

Unintended Consequence

An outcome of an action or decision that was not anticipated or intended, often impacting the original goals or plans.

Fundamentalists

Individuals or groups with strict adherence to the basic principles of any subject or discipline, often in a religious context.