Infrared and microwaves

• What are the two types of ways that Microwaves can be used

  In food or in communication
• How are microwaves used in communication

  Microwaves (that arent absorbed by water) are used in communication through satellites as they go through earths atmosphere and are revived by satellite dishes
• How are microwaves used in food

  Microwaves that are absorbed by water molecules heat up the those molecules making them vibrate more and heating the food through convection and conviction
• What is infrared energy

  Infrared energy is energy enitted from all objects that have thermal energy
• What are the two uses of infrared

  Cooking,thermal cameras
• Because infrared and microwaves have big wavelengths what does it tell you about their frequency


  • they have low frequency