Answer the following question given this paragraph: 

25.5 Dispersion: The Rainbow and Prisms • The spreading of white light into its full spectrum of wavelengths is called dispersion. • Rainbows are produced by a combination of refraction and reflection and involve the dispersion of sunlight into a continuous distribution of colors. • Dispersion produces beautiful rainbows but also causes problems in certain optical systems.


Q: What is the spreading of white light into its full spectrum of wavelengths called?

 Choices:

- condensation

- saturation

- radiate

- dispersion

A:
dispersion
