A Nova Is the Result of Which Explosive Situation

question 34

Multiple Choice

A nova is the result of which explosive situation?

• A) mass transfer onto a white dwarf
• B) helium burning in a degenerate stellar core
• C) a white dwarf which exceeds the Chandrasekhar limit
• D) the collision of members of a binary system
• E) runaway nuclear reactions in the core

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Definitions:

Umbilicus

Also known as the navel or belly button, it is the scar on the abdomen that marks the former attachment point of the umbilical cord.

Lumbar Region

The lower part of the spine, consisting of five vertebrae, which plays a key role in supporting the upper body and allowing movement.

Blood Glucose

The sugar that is transported through the bloodstream to supply energy to cells.

Insulin

A hormone produced by the pancreas that regulates blood sugar levels by facilitating the uptake of glucose into tissues and the storage of glucose as glycogen.