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Britton BMS 3C
McDougal Littell 6th grade science chapter 3C Brawley Middle School
| Questions for chapter 3C Light | Answers for chapter 3C |
|---|---|
| electromagnatic wave | a disturbance that transfers energy through a field |
| radiation | the transfer of energy in the form of electromagnetic waves |
| electromagnetic spectrum | the range of EM (electromagnetic) frequencies |
| radio waves | EM waves with the longest wavelengths and lowest frequencies |
| microwaves | EM waves with shorter wavelengths and higher frequencies than radio waves |
| visible light | part of the EM spectrum that human eyes can see |
| infrared light | part of the EM spectrum with frequencies between microwaves and visible light |
| ultraviolet light | part of the EM spectrum with frequencies above visible light and below those of x-rays |
| x-rays | part of the EM spectrum with very high frequencies |
| gamma rays | part of the EM spectrum with the highest frequencies |
| transmission | the passage of an EM wave through a medium |
| absorption | the disappearance of an EM wave into a mediumscattering |
| scattering | the spreading out of light rays in all directions |
| polarization | the way of filtering light so that waves vibrate in the same direction |
| prism | a tool that uses refraction to separate light into different wavelengths |
| primary colors | the three colors of light--red,blue,and green--that can be mixed to make all the other colors and white |
| primary pigments | the three colors of materials--cyan, yellow, and magenta--that can be mixed to make all the colors and black |