A T Tauri Star Is a

question 6

Multiple Choice

A T Tauri star is a

• A) protostar that is ejecting mass near the end of its pre-main-sequence lifetime.
• B) young, massive O or B star.
• C) young protostar embedded in a cocoon of dust clouds, visible only by infrared radiation.
• D) high-mass yellow giant star that pulsates regularly in size and brightness.

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Definitions:

National Election

A formal decision-making process by which a country's population chooses individuals to hold public office.

Statistically Significant

A measure indicating that the results observed in a study are unlikely to have occurred by chance, suggesting a real effect.

Correlational

Pertaining to the measurement or establishment of a relationship between two or more variables.

Comparison Group

A group used in an experiment as a standard of comparison for checking the results of a survey or experiment - essentially, the group against which the experimental group's outcomes are measured.