Electromagnetic Spectrum
Folien in diesem Satz (2)
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- Radio waves have the lowest frequencies and longest wavelengths of the electromagnetic spectrum. They are used to transmit television and radio signals. Radio waves are reflected off part of the atmosphere called the ionosphere, so they can travel large distances around the earth.
Informationen
- Beschreibung
- Year 9: End of Year Exams Sciences (Physics) Folienset am Electromagnetic Spectrum, erstellt von queenoftheoceans am 08/06/2016.
- Erstellt von
- queenoftheoceans
- Aufrufe
- 8
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