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GCSE Questions: Electromagnetic Spectrum

These questions cover a wide range - basic wave properties, parts of the spectrum and their applications - and also digital and analogue signals.

 

6 marks
 UV - skin cancer
9 marks
 radiowaves - analogue and digital
6 marks
 infra-red - cooking biscuits
6 marks
 laser
7 marks
 Radiowaves and satellite commmunication
6 marks
 laser
5 marks
 laser
5 marks
 Medical dangers of X rays
5 marks
 Cosmic background radiation
12 marks
 EM Spectrum - radiation of IR from hot objects
13 marks
 IR camera and experiment
4 marks
 EM spectrum
10 marks
 IR experiment into absorption acrroding to colour