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.


Q1. 6 marks UV - skin cancer
Q2. 9 marks radiowaves - analogue and digital
Q3. 6 marks infra-red - cooking biscuits
Q4. 6 marks laser
Q5. 7 marks Radiowaves and satellite commmunication
Q6. 6 marks laser
Q7. 5 marks laser
Q8. 5 marks Medical dangers of X rays
Q9. 5 marks Cosmic background radiation