Share types of electromagnetic wave
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What are radio waves used for?
Sending radio, TV, and phone signals.
What else uses microwaves?
Phones and GPS.
What can infrared waves detect?
Heat from people and objects.
How is UV used in industry?
To kill germs and harden plastics.
Where do gamma rays come from?
Radioactive materials and space.
How are gamma rays used?
To treat cancer and inspect containers.
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.
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.
