Globular Clusters Can Be Used to Estimate the Distance to Galaxies

question 22

Multiple Choice

Globular clusters can be used to estimate the distance to galaxies by measuring the clusters' ____.

• A) angular diameter
• B) mass
• C) orbital speed
• D) age
• E) recession velocity

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Definitions:

Collective Impact

A structured form of collaboration where different organizations come together to solve a specific social problem.

Common Objectives

Goals or aims that are shared among different groups, making collaboration and cooperation more viable.

Collaboration

The act of working together with others to achieve a common goal, often emphasizing cooperation across organizations, disciplines, or sectors.

Government-Agent Collaboration

A partnership or cooperative effort between government entities and outside agents or organizations to achieve specific objectives or projects.