Electromagnetic spectrum

• electromagnetic spectrum diagram in order

  
• radio waves are used to transmit radio signals, TV signals and mobile phone signals
• infrared is used as remote controls and night vision goggles
• microwaves are used by microwave ovens and satellite dishes
• visible light is what we see with our eyes
• ultraviolet is used to sterilise water and kill bacteria on surfaces
• x-rays are used to take x-ray images of bones and organs
• gamma rays are used in cancer treatment
• what is the electromagnetic spectrum


  The complete range of all types of radiation that has both electric and magnetic fields and travels in waves.