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How Emotionally Intelligent Are You?What Did Freud Really Believe about Personality and the Id&#...Understanding Eriksons Stages of Psychosocial DevelopmentNatural Easter Egg DyesThe10 Hottest Psychology Career Trends
By Anne Marie Helmenstine, Ph.D.
This is the glow given off by ionized nitrogen in a gas discharge tube. The purplish glow seen around lightning strikes is the color of the ionized nitrogen in air.
Anne Marie Helmenstine, Ph.D.
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