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Q: Why does a rainbow appear when white light shines into a prism?
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When light shines into a prism a rainbow of colors comes out of the prism.?

When ordinary visible light shines on a prism.


What happens to the spectrum if a red light shines on a prism?

red light is monochromatic light and if it shines on a prism its still red light pass through the prism, not 'rainbow' color.


When light shines through a prism what do you see?

a reflection of an image


What can you found when light shines through a prism?

After a rain shower you can usually see a rainbow in the sky. If you shine light through a prism you see a rainbow or more correctly the colour spectrum


How does white and water make a rainbow?

The water acts like a prism and white light shines through it, it makes a rainbow.


What is a prism and what does it do to a white light?

They separate light into the light spectrum. If a beam of light shines through a prism, a rainbow of color will show out through the opposite side.


What happens when a ray shines through a prism?

it makes a rainbow


Where does the white light from a rainbow come from?

When sunlight shines through rain drops, the rain drops act like a prism, and the sunlight is split into the rainbow colours we see and know as a rainbow.


What is the similarity between rainbows and prism?

They both involve a spectrum. If you shine light through a prism, it splits it up into the 7 colours of the rainbow. Rainbow is created when light shines through water, so rainbow is just another word for a spectrum. See? GCSE Physics pays off! =)


When light hits a prism why does it make a rainbow?

because when light hits the prism the prism scatters the light in all directions there for you can see the rainbow


What light shines out of a prism if white light is shined into it?

White light contains all colors of the spectrum. If white light is shined on a prism, we'd expect to see a "rainbow" emerging, and that means red, orange, yellow, green, blue and violet.


How can white light be split to form a rainbow?

Artificially, a rainbow can be produced by passing white light (sunlight) through a prism. The light passing through the prism constitutes the seven colors of the rainbow.