A Protostar's Evolutionary "Track" in the H-R Diagram Traces Out

question 53

Multiple Choice

A protostar's evolutionary "track" in the H-R diagram traces out:

• A) only how the protostar's radius changes with time
• B) how the protostar's luminosity, temperature, and radius change with time
• C) only how the protostar's luminosity changes with time
• D) only how the protostar's spectral type changes with time
• E) the protostar's location in the molecular cloud

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Definitions:

Maturity

The state of being fully developed physically or mentally, often associated with adulthood and the ability to respond to the environment in an appropriate manner.

Muscular-anal Stage

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Adulthood Stage

A period in human development characterized by fully developed physical growth, maturity, and the assumption of adult roles and responsibilities.

Generativity Versus Isolation

A stage in Erik Erikson's theory of psychosocial development where middle-aged adults face the challenge of contributing to the next generation or feeling disconnected and isolated.