What Do "Forbidden" Lines Reveal About Interstellar Space

question 17

Multiple Choice

What do "forbidden" lines reveal about interstellar space?

• A)The density or pressure of this gas is much lower than can be produced in a laboratory.
• B)The laws of physics are not the same in space as they are on Earth.
• C)There are unknown elements in space that do not correspond to elements found on Earth.
• D)There are molecules found in meteorites and interstellar dust that are not found on Earth.
• E)All of the above are true.

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Definitions:

Sample Information

Data collected from a subset of a larger population, used to make inferences about the population.

T-Distribution

A type of probability distribution that is symmetric and bell-shaped, but with heavier tails than a normal distribution, used especially in statistics for small sample sizes.

Normally Distributed

Refers to a type of probability distribution that is evenly balanced around the mean, indicating that values close to the mean occur more often than values further from the mean.

Population

The entire group of individuals or instances about whom the data is collected and which the statistical analysis is based upon.