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demosthenes_001
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Why does light dispurse? is it because of interference? for example, when you shine a flashlight at wall that is farther away, why is the appearance duller?
demosthenes_001 said:Why does light dispurse? is it because of interference? for example, when you shine a flashlight at wall that is farther away, why is the appearance duller?
Light disperses because it is made up of different wavelengths, each with its own speed. When light passes through a medium, such as air or water, these wavelengths are bent at different angles, causing them to spread out and disperse.
The phenomenon of light dispersion is caused by a property of light called refraction. Refraction occurs when light travels through a medium with varying densities, causing it to change direction and disperse.
In a prism, light enters one side and is refracted as it passes through the medium. The different wavelengths of light are bent at different angles, causing them to separate and disperse, creating the rainbow effect.
Yes, the color of light does affect how much it disperses. This is because different colors have different wavelengths, and shorter wavelengths are bent more than longer wavelengths, causing them to disperse at different angles.
No, light cannot be dispersed in a vacuum. Dispersion only occurs when light travels through a medium with varying densities, such as air, water, or a prism. In a vacuum, there is no medium for light to pass through, so it cannot disperse.