Do radio waves have a high or low wavelength and frequency?
High wavelength, low frequency
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Are radio waves generated using alternating or direct current?
Alternating current.
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What is an oscilloscope?
A device used to display the wavelength, amplitude, and frequency of voltage or current.
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How do radio waves generate a current?
When radio waves are absorbed, they may create an alternating current with the same frequency as the radio wave itself, so radio waves can themselves induce oscillations in an electrical circuit.
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Give 3 uses of radio waves.
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What do we attach to an oscilloscope to generate a radiowave?
A transmitter.
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What do we attach to an oscilloscope to receive a radiowave?
A receiver.
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