When light hits a glass prism, the speed and direction of the light changes due to refraction. This causes the light to bend as it enters and exits the prism, leading to the phenomenon of dispersion where the different colors of light separate into a spectrum.
A prism reflects colors by bending and separating white light into its individual components due to the process of refraction. This separation occurs because each color of light has a different wavelength and is refracted at a slightly different angle, resulting in the spectrum of colors being visible.
To change the direction of a light beam, you can use mirrors or lenses to reflect or refract the light in the desired direction. Adjusting the angle of the mirror or lens will change the direction of the light beam. Alternatively, you can physically move the light source or the object the light is reflecting off of to change the direction of the beam.
It changes its direction, then comes out the other side of the prism, and makes a small spot on the first thing it runs into. A true laser beam consists of only one wavelength (frequency) of light. So there aren't different 'colors' to get split up in the prism. One beam goes in, and one beam comes out ... aimed in a slightly different direction.
When a beam of light is shone into a triangular prism, the light is refracted (bent) as it enters the prism, then reflected internally off the prism's surfaces, and finally refracted again as it exits the prism. This interaction between the light and the prism causes the light to separate into its component colors, creating a rainbow spectrum.
Widening a prism increases the angle at which light enters the prism, which causes the light to refract more as it passes through. This results in a greater deviation of the light beam, causing it to bend more.
Two times. One when the light beam crosses the air-prism interface and enters the prism and a second time when the beam crosses the prism-air interface on its way out of the prism.
Widening the prism causes the beam to encounter the prism surface at a more oblique angle, increasing the amount it deviates when entering and exiting the prism. This increased deviation results in a greater bend in the light beam.
Not much because the light has to travel a distance in the medium with a different refractive index in order for the dispersion to become obvious. If you look very closely you will see some dispersion but it may be microscopic.
Newton discovered that white light is composed of a spectrum of colors when he passed a beam of light through a prism. This experiment led to the development of the theory of color and the understanding that light can be separated into its component colors.
Yes, anyone can use a prism to separate light into the colors of the spectrum. It is, in fact, fairly simple to do. You simply place the prism into a beam of light and orient it so that the light beam enters on face at an angle, travels through the prism approximately parallel to a second face, and exits the third face at an angle similar to its angle of entry. The light beam will now be deflected by a total angle which depends on the refractive index of the material from which the prism is made.
Project a beam of white [complete] light through a prism.