In a Spectroscopic Binary System, the Star Showing the Larger

question 83

Multiple Choice

In a spectroscopic binary system, the star showing the larger blueshift is:

• A)cooler and receding the fastest.
• B)less massive of the pair and receding slower.
• C)more massive and approaching us.
• D)less massive and approaching us at this moment.
• E)hotter and receding faster.

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Definitions:

Community

In ecology, a community is a group of interacting species living in the same area, sharing a common environment.

Small Numbers

A numerical quantity categorized as being less than some arbitrary value, often context-specific.

Keystone Species

A species that plays a critical role in maintaining the structure of an ecological community, affecting many other organisms in the ecosystem.

Local Environment

The immediate physical and biological surroundings of an organism, influencing its growth and development.