If We Went Back in Time 10 Billion Years,how Would

question 11

Multiple Choice

If we went back in time 10 billion years,how would we expect a plot of galaxy luminosities against colors to change?

• A)The red cloud would be much more sparse.
• B)The blue cloud would be much more heavily populated.
• C)The blue cloud would be much less populated.
• D)Both A and B

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Definitions:

Community

A group of interacting living organisms sharing a populated environment, often considered within ecological and social contexts.

Ecosystem

A dynamic complex of plant, animal, and microorganism communities and their non-living environment interacting as a functional unit.

Class

A taxonomic category made up of related orders.

Taxonomy

The science of classifying organisms into categories such as species, genera, families, etc., based on shared characteristics and genetic relationships.