What is the modern definition of light?
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Open Apr 12, 2026 - 05:32 PM
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Apr 12, 2026 - 05:32 PM
Light is a form of electromagnetic radiation that is visible to the human eye, typically with wavelengths ranging from about 400 to 700 nanometers. In modern physics, light is understood to have both wave-like and particle-like properties, described as photons that travel at a constant speed in a vacuum.
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