What Fraction of the Measured Mass of the Universe Is

question 38

Multiple Choice

What fraction of the measured mass of the universe is hydrogen (as represented by "standard cosmic abundances" in the interstellar medium) ?

• A) 25%
• B) 98%
• C) 1%
• D) 74%

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Definitions:

Partially

To some extent but not completely; involving only a part or portion.

Intermittently

Describes something occurring at irregular intervals; not continuously or steadily.

Social Cognitive Theory

A theoretical framework that emphasizes the importance of observational learning, imitation, and modeling in acquiring new behaviors.

Modelling

The representation or duplication of behaviors, attitudes, or physical attributes of individuals or systems, often used in learning or problem-solving contexts.