Chapter Overview
This chapter introduces the fundamental concepts of light, its nature, and behavior. It covers the wave and particle nature of light, the phenomena of reflection, refraction, and dispersion, and explains how light travels through different media. The chapter also highlights the practical applications of light in optics, communication, and technology.
Important Keywords
- Light: A form of energy visible to the human eye.
- Reflection: The bouncing back of light from a surface.
- Refraction: The bending of light as it passes from one medium to another.
- Dispersion: The separation of light into its component colors.
- Electromagnetic Spectrum: The range of all types of electromagnetic radiation.
- Wavelength: The distance between successive crests of a light wave.
- Frequency: The number of waves that pass a point per second.
- Intensity: The brightness or strength of light.
- Prism: A transparent optical element that refracts light.
- Mirror: A surface that reflects light to form an image.
Detailed Notes
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