Density Waves May Explain

question 88

Multiple Choice

Density waves may explain

• A) the lack of blue stars in the halo.
• B) the random orbits of halo stars.
• C) the large number of open clusters in the halo.
• D) the density of red stars in the bulge.
• E) the spiral arm structure of the Galaxy.

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Definitions:

Arboreal Existence

A lifestyle adapted to living in trees, common among various animals such as monkeys, squirrels, and certain reptiles.

Cultural Evolution

The process by which societal beliefs, practices, and institutions undergo change over time, often driven by adaptation to environmental and social challenges.

Environmental Changes

Variations or alterations in the environment, often resulting from natural processes or human activities, that can impact ecosystems and human societies.

Systematics

The scientific study of the diversity and relationships among organisms, typically involving classification and naming.