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Snemalna Knjiga Besedilo
- Lowest Frequency:
- Longest Wavelength:
- Lowest Energy:
- All electromagnetic waves travel at the same speed in a vacuum. They all travel at the speed of light:3 x 108 m/s (or 299,792,458 m/s)
- Wavelength - 103 mFrequency - 104Hz
- Wavelength - 10-2 mFrequency - 108Hz
- Wavelength - 10-5 mFrequency - 1012Hz
- Radio waves are used in radio telescopes to study far away objects in space. Radio waves are also used for RADAR, broadcasting, and communication.
- Microwaves can be used for communication between mobile phones. Microwaves can also be used to heat food. Microwaves cause the water molecules in food to get warmer.
- Infrared radiation is used for thermal imaging. Infrared rays are also used for cooking food in toaster ovens. IR is used to control your TV from your remote as well.
- Image Attributions:Thermometer (https://www.flickr.com/photos/jz909/1451373852/) - jetsandzeppelins - License: Attribution (http://creativecommons.org/licenses/by/2.0/)iPhone (https://www.flickr.com/photos/48321994@N06/4442793082/) - goto_ - License: Attribution (http://creativecommons.org/licenses/by/2.0/)Yashica Electro 35 GSN (https://www.flickr.com/photos/capcase/13647971965/) - CapCase - License: Attribution (http://creativecommons.org/licenses/by/2.0/)Heat (https://www.flickr.com/photos/oatsy40/8160365847/) - oatsy40 - License: Attribution (http://creativecommons.org/licenses/by/2.0/)
Slika Pripisov
- Heat - oatsy40 - (Licenca Attribution )
- iPhone - goto_ - (Licenca Attribution )
- Thermometer - jetsandzeppelins - (Licenca Attribution )
- Yashica Electro 35 GSN - CapCase - (Licenca Attribution )
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