Free PowerPoint on Why the Sky Changes Color | Light, Atmosphere & Rayleigh Scattering
This PowerPoint explains why the sky changes color throughout the day, covering light waves, atmospheric composition, and scattering phenomena. It details Rayleigh scattering, fluorescence in nitrogen and oxygen, and the impact of dust, pollution, and humidity on sky color. The presentation also explores why the sky appears blue, and how sunrise and sunset create red and orange hues. A great resource for learning about optics, electromagnetic waves, and atmospheric science.