3 Microwaves by Robert Jalomo https://padlet.com/jalomrob000/40jcahymjx0u Made with ♥Robert, Ivan, Rayleen, Allyson en-us 2017-02-24 15:12:10 UTC 2017-03-01 15:45:00 UTC hello@padlet.com martiiva000 https://padlet.com/jalomrob000/40jcahymjx0u/wish/156435134
  • microwaves can cause internal heating of body tissue

    • ]]>     2017-02-27 15:17:27 UTC https://padlet.com/jalomrob000/40jcahymjx0u/wish/156435134     jalomrob000 https://padlet.com/jalomrob000/40jcahymjx0u/wish/156435704 2017-02-27 15:18:56 UTC https://padlet.com/jalomrob000/40jcahymjx0u/wish/156435704 martiiva000 https://padlet.com/jalomrob000/40jcahymjx0u/wish/156436001 electromagnetic spectrum can cause skin cancer and blindness.]]> 2017-02-27 15:19:41 UTC https://padlet.com/jalomrob000/40jcahymjx0u/wish/156436001 jalomrob000 https://padlet.com/jalomrob000/40jcahymjx0u/wish/156436298 2017-02-27 15:20:24 UTC https://padlet.com/jalomrob000/40jcahymjx0u/wish/156436298 The frequency of a microwave is 10-8 jalomrob000 https://padlet.com/jalomrob000/40jcahymjx0u/wish/156438761 2017-02-27 15:25:58 UTC https://padlet.com/jalomrob000/40jcahymjx0u/wish/156438761 The wavelength of a microwave is 10-2 jalomrob000 https://padlet.com/jalomrob000/40jcahymjx0u/wish/156440615 2017-02-27 15:29:50 UTC https://padlet.com/jalomrob000/40jcahymjx0u/wish/156440615 Microwaves cause water and fat molecules to vibrate, which makes the substances hot. edworall000 https://padlet.com/jalomrob000/40jcahymjx0u/wish/157051076 2017-03-01 15:26:42 UTC https://padlet.com/jalomrob000/40jcahymjx0u/wish/157051076 edworall000 https://padlet.com/jalomrob000/40jcahymjx0u/wish/157051983 Mobile phones use microwaves, as they can be generated by a small antenna, which means that the phone doesn't need to be very big. Wifi also uses microwaves.]]> 2017-03-01 15:28:50 UTC https://padlet.com/jalomrob000/40jcahymjx0u/wish/157051983 edworall000 https://padlet.com/jalomrob000/40jcahymjx0u/wish/157052229 This means that mobile phone companies need to have many transmitter towers if they're going to attract customers.]]> 2017-03-01 15:29:17 UTC https://padlet.com/jalomrob000/40jcahymjx0u/wish/157052229 edworall000 https://padlet.com/jalomrob000/40jcahymjx0u/wish/157052704 2017-03-01 15:30:24 UTC https://padlet.com/jalomrob000/40jcahymjx0u/wish/157052704 Microwaves are basically extremely high frequency radio waves, and are made by various types of transmitter. jalomrob000 https://padlet.com/jalomrob000/40jcahymjx0u/wish/157054555 2017-03-01 15:34:26 UTC https://padlet.com/jalomrob000/40jcahymjx0u/wish/157054555 jalomrob000 https://padlet.com/jalomrob000/40jcahymjx0u/wish/157054836 2017-03-01 15:35:08 UTC https://padlet.com/jalomrob000/40jcahymjx0u/wish/157054836 n a mobile phone, they're made by a transmitter chip and an antenna, in a microwave oven they're made by a "magnetron" dejearay000 https://padlet.com/jalomrob000/40jcahymjx0u/wish/157055158 2017-03-01 15:35:57 UTC https://padlet.com/jalomrob000/40jcahymjx0u/wish/157055158 Their wavelength is usually a couple of centimetres. Stars also give off microwaves. dejearay000 https://padlet.com/jalomrob000/40jcahymjx0u/wish/157055749 2017-03-01 15:37:19 UTC https://padlet.com/jalomrob000/40jcahymjx0u/wish/157055749 jalomrob000 https://padlet.com/jalomrob000/40jcahymjx0u/wish/157058557 2017-03-01 15:43:43 UTC https://padlet.com/jalomrob000/40jcahymjx0u/wish/157058557 Can microwave waves hurt you? jalomrob000 https://padlet.com/jalomrob000/40jcahymjx0u/wish/157059034 2017-03-01 15:44:44 UTC https://padlet.com/jalomrob000/40jcahymjx0u/wish/157059034