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      • Light is a transverse, electromagnetic wave that can be seen by the typical human. The wave nature of light was first illustrated through experiments on diffraction and interference. Like all electromagnetic waves, light can travel through a vacuum. The transverse nature of light can be demonstrated through polarization.
  1. Dec 7, 2022 · Light has the properties of waves. Like ocean waves, light waves have crests and troughs. The distance between one crest and the next, which is the same as the distance between one trough and the next, is called the wavelength .

  2. Nov 14, 2024 · light, electromagnetic radiation that can be detected by the human eye. Electromagnetic radiation occurs over an extremely wide range of wavelengths, from gamma rays with wavelengths less than about 1 × 10 −11 metre to radio waves measured in metres.

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  3. Light Waves and Color. Lesson 1 - How Do We Know Light is a Wave? Wavelike Behaviors of Light; Two Point Source Interference; Thin Film Interference; Polarization; Lesson 2 - Color and Vision; The Electromagnetic and Visible Spectra; Visible Light and the Eye's Response; Light Absorption, Reflection, and Transmission; Color Addition; Color ...

  4. In this chapter, we study the basic properties of light. In the next few chapters, we investigate the behavior of light when it interacts with optical devices such as mirrors, lenses, and apertures.

  5. Dec 28, 2020 · Light (Physics): What Is It & How Does It Work? By GAYLE TOWELL Updated Aug 30, 2022 Understanding the particle-wave duality of electromagnetic radiation (light) is fundamental to understanding quantum theory and other phenomena as well as the nature of light.

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  7. Basic Properties of Light. Light radiation travels at a speed of approximately 299 792 458 metres per second (m/s) in a vacuum (a container with no air). This is referred to as the speed of light. The speed of light is the same for all electromagnetic waves.