Answer:
1. Vibrations - the cause of sound
2. Prism - triangular, transparent solid that separates the colors of light.
3. Refract - bend
4. Rainbow - light refracted into the spectrum by raindrops.
5. Pigment - a coloring matter.
6. Pitch - the frequency of sound
7. Crest - the top of a light wave
8. Speed of light - 186,000 MPS.
9. Visible light spectrum - band of color that make up sunlight.
10. White - reflects all colors of light