Difference between revisions of "Radiowave"
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Revision as of 21:51, 20 February 2019
Contents
Key Stage 4
Meaning
Radiowaves are the lowest frequency and longest wavelength electromagnetic waves.
About Radiowaves
- Radiowaves transmit the least energy of all the electromagnetic waves.
Properties
- Radiowaves can cause alternating currents in metals.
- Radiowaves can pass through many non-metals unaffected.
Applications
- Radiowaves can be used in communication including radio broadcasts and television broadcasts because they can be created by alternating current and can cause an alternating current in metals.
Dangers
- There are no dangers of radiowaves.