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8th Grade Unit 3d
Waves part 4 Sound and Light
Question | Answer |
---|---|
LASER | Light Amplification by Stimulated Emission of Radiation |
Lens | An optical device which transmits and refracts light, converging or diverging the beam. |
Mirror | A substance that can reflect light efficiently |
Photon | A bundle of light energy that moves as both a particle and a wave |
Primary colors | Colors that can be added or subtracted from one another to create other colors. Red, Blue, Green, Cyan, Magenta and Yellow. |
Prism | A substance that can refract white light separating it into its colored components |
Reflection | The change in direction of a wave from the surface of a reflective material. |
Refraction | The bending of a wave when it enters a medium where it's speed changes due to differences in density. |
Speed of light | The speed at which light travels in a vacuum. (3.00 x 108 m/s) |
Wave particle duality | Explains the wave and particle characteristics that light exhibits. |
Decibel | Unit of sound intensity |