The Gas Temperature in the Stratosphere of Earth's Atmosphere Reaches

question 450

Multiple Choice

The gas temperature in the stratosphere of Earth's atmosphere reaches a maximum at about 50 km.The cause is:

• A) the absorption of solar ultraviolet radiation by ozone (O₃).
• B) heating by auroral activity higher in the atmosphere.
• C) the ionization of oxygen and nitrogen by solar ultraviolet radiation.
• D) turbulence, caused by wind and weather.

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Definitions:

Reliability Coefficient

The reliability coefficient is a statistical measure that indicates the consistency or stability of scores obtained from a test or measurement tool over time.

Unsystematic Error

The collection of factors that contribute to the variation in scores noted across administrations of a test or instrument. Also referred to as random error.

Random Measurement Error

Variability in measurement results that arises from unpredictable fluctuations during the measurement process.

Internal Consistency

A measure of the reliability of a psychological test or survey, based on the extent to which all parts of the test contribute equally to what is being measured.