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types of electromagnetic wave

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  • What else uses microwaves?
    Phones and GPS.
  • What are X-rays mainly used for?
    To take pictures of bones and teeth and check for diseases.
  • How do microwaves heat food?
    They make water and fat in food absorb energy, which turns into heat.
  • Where do gamma rays come from?
    Radioactive materials and space.
  • What are radio waves used for?
    Sending radio, TV, and phone signals.
  • How is UV used in industry?
    To kill germs and harden plastics.
  • What do infrared waves help us see?
    They help us see heat, like in night-vision goggles and thermal cameras.
  • What kind of radiation can cause sunburn?
    Ultraviolet (UV) radiation.
  • How are gamma rays used?
    To treat cancer and inspect containers.
  • What can infrared waves detect?
    Heat from people and objects.
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