Hubble's Law States That Galaxies Are Receding from Us at a Speed

question 4

Multiple Choice

Hubble's law states that galaxies are receding from us at a speed that is proportional to ________.

• A)their distance
• B)their mass
• C)their luminosity (absolute magnitude)
• D)their age

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Definitions:

Productivity

The rate at which goods or services are produced, often considered in terms of output per unit of input.

Dexterity

Skill in performing tasks, especially with the hands.

Spearman's Rank Correlation

A nonparametric measure of the strength and direction of association that exists between two variables measured on at least an ordinal scale.

Lab Time

The allocated or spent periods within a laboratory setting for conducting experiments or research.