Legacy 8AB: Electromagnetic Spectrum
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20 terms
Terms | Definitions |
|---|---|
 wavelength | The distance between crests of waves, such as those of the electromagnetic spectrum. |
| Frequency | the number of complete wavelengths that pass a point in a given time |
| Colors of white light | Red, orange, yellow, green, blue, indigo, violet |
| Radio waves | Longest waves, television, radio, satallites |
| Microwaves | Heat food by spreading atoms |
| infrared waves | Heat waves, also used in remote controls |
| visible waves | waves that we see (visible light) |
| ultraviolet waves | higher frequency than visible light - causes skin cancer |
| x-ray waves | passes through skin, used to look at bones |
| gamma waves | shortest wavelength,most energy |
| longest wave | Radio waves |
| shortest wave | gamma waves |
| white light | all the colors of the rainbow |
| 'color' that absorbs all colors | black |
| 'color' that reflects all colors | white |
| highest frequency / highest energy waves | gamma |
| lowest frequency / lowest energy waves | radio waves |
| types of waves produced by stars | All waves |
| spectroscope | a device that uses a prism or diffraction grating made of thousands of closely spaced parallel slits to separate light into its color components |
| radiation | energy that is radiated or transmitted in the form of rays or waves or particles |
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