The Critical Temperature to Initiate the Proton-Proton Cycle in the Cores

question 54

Multiple Choice

The critical temperature to initiate the proton-proton cycle in the cores of stars is:

• A)3,000 K.
• B)5,800 K.
• C)2,300,000 K.
• D)10 million K.
• E)100 million K.

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Definitions:

Relative Seclusion

Relative seclusion refers to a state or situation where an individual or group is partially isolated or set apart from others, which can be voluntary or enforced.

Compulsion

An irresistible urge to behave in a certain way, especially against one's conscious wishes.

Obsession

A persistent, intrusive, and unwanted thought or urge that causes significant anxiety or distress.

Repeatedly Checking

Compulsive behaviors characterized by the need to check things over and over, often associated with obsessive-compulsive disorder (OCD).