Question

Q.16) When white light passes through a material like
prism, it splits into colours. This band of colours is
called Spectrum.
1. What is the process called that the white light
splits into colours?
2. What are the colours that white light contains?
3. Give an example that this process we can see
naturally.
4. What does Newton's disc explain?
5. Is a glass prism used to see this effect
transparent or opaque.

Answer 1

Answer:

1. dispersion.
2. violet, indigo, blue, green, orange, and red. We call it VIBGYOR.
3. Rainbow.
4. When the disc is rotated, the colors fade to white In this way Isaac Newton explain that white light is a combination of the seven different colours that are found in a rainbow .
5. Transparent.