What Eventually Halts the Gravitational Collapse of an Interstellar Gas

question 12

Multiple Choice

What eventually halts the gravitational collapse of an interstellar gas cloud that forms an object that is massive enough to become a star?

• A)the central object becoming hot enough to sustain nuclear fusion in its core
• B)nothing; all collapsing gas clouds become black holes
• C)a critical fraction of the gas has been driven further into space
• D)the crowding of electrons in the core

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Definitions:

Observational Learning

Observational learning is a learning process through which individuals alter their behavior after observing others, modeling their actions based on what they have observed.

Habituation

The process by which there is a decrease in response to a stimulus after being repeatedly exposed to it, highlighting an organism's ability to adapt to its environment.

Emotional Arousal

The state of being emotionally stimulated or excited, which can affect both physiological and psychological functioning.

Observable Behavior

Any action or reaction of a person or animal that can be directly seen or measured.