The Spectral Classification of Stars Started with the Amount of Hydrogen

question 43

True/False

The spectral classification of stars started with the amount of hydrogen present in their spectra, but a better method now uses the amount of oxygen in the star's spectra.

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Definitions:

Manipulation

The act of skillfully controlling or influencing something or someone, often in a deceptive way.

Process Theories

Explanations focusing on how things happen through a sequence of actions or steps leading to a particular outcome.

Work Motivation

The internal and external factors that stimulate desire and energy in people to be continually interested and committed to a job, role, or subject, or to make an effort to attain a goal.

Motivates Workers

Factors or conditions that stimulate people to act or behave in a way that achieves job satisfaction or fulfillment.