If the Atmosphere Were About 40 Times Thicker, at Noon

question 78

Multiple Choice

If the atmosphere were about 40 times thicker, at noon the sun would appear

• A) green-blue.
• B) blue-violet.
• C) red-orange.
• D) orange-green.
• E) none of these

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Definitions:

Research Hypotheses

Proposed explanations made on the basis of limited evidence as starting points for further investigation into the relationships between variables.

Independent Variable

The independent variable is a variable in an experiment or model that is manipulated or changed to observe its effects on a dependent variable.

Distribution

Refers to how values in a data set are spread or dispersed, indicating the frequency of each value or range of values.

Pie Chart

Figure that uses a circle divided into proportions to represent the percentage of the sample corresponding to each value of a variable.