Light<br />Light is a very complex phenomenon, but in many situations its behavior can be understood with a simple model based on rays and waves. A ray is a thin beam of light that travels in a straight line.<br />
<ul><li>Light, or visible light, is electromagnetic radiation of a wavelength that is visible to the human eye
Light can exhibit properties of waves and particles. </li></li></ul><li>Light<br />
Light is reflected, transmitted, or absorbed<br />
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