The Mechanism That Gives Rise to the Phenomenon of the Nova

question 227

Multiple Choice

The mechanism that gives rise to the phenomenon of the nova is

• A) the impact and subsequent explosion of a large comet nucleus on a star's surface.
• B) material falling into a black hole and being condensed to the point where a thermonuclear explosion is produced.
• C) the complete disintegration of a massive star due to a runaway thermonuclear explosion in the star's interior.
• D) matter from a companion star falling onto a white dwarf in a close binary system, eventually causing a nuclear explosion on the dwarf's surface.

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Definitions:

Binge-Eating Disorder

Binge-eating disorder is characterized by recurrent episodes of eating large quantities of food, a lack of control during the binges, and feelings of shame or guilt afterwards.

Depressed

A state characterized by feelings of severe despondency and dejection, often a symptom of a psychological disorder.

Chemical Digestion

The breakdown of complex food molecules into simpler ones through chemical reactions, involving enzymes and other digestive substances.

Lacteal

Lymphatic vessel in an intestinal villus; aids in the absorption of fats.