A White Dwarf Is Always the Remnant of a Star

question 27

Multiple Choice

A white dwarf is always the remnant of a star that ____.

• A) ejected a planetary nebula
• B) was a member of a close binary system
• C) failed to ignite carbon
• D) failed to ignite helium
• E) became a red giant has a mass 20 times larger than our Sun

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Definitions:

Scientific Process

A methodical approach to research and experimentation that seeks to understand natural phenomena through observation, experimentation, and data analysis.

Hypothesis

A suggested explanation formulated with minimal evidence to serve as a foundation for additional exploration.

Experiment

A method used to prove or disprove the validity of an idea or hypothesis.

Feasibility Study

A planning tool that allows entrepreneurs to test the possibilities of an initial idea to see if it is worth pursuing.