EM waves consist of oscillations in two perpendicular fields.Â
State the names of the fields.
Table 1.1 lists the names of the waves in the EM spectrum in order of increasing frequency.
Table 1.1
EM wave |
Radio |
 |
Infrared |
 |
Ultraviolet |
 |
Gamma |
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Complete Table 1.1 by adding in the missing information.
State two uses for infrared radiation.
Give a value for the speed of gamma radiation travelling through a vacuum.
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