electromagnectic spectrum
- Created by: angel12
- Created on: 27-03-16 16:20
View mindmap
- electromagnetic spectrum
- radio waves
- uses
- tv
- long low frequency waves not direct
- radio
- long low frequency waves not direct
- comuication
- tv
- uses
- microwaves
- uses
- communication
- heating up food
- uses
- infer red
- uses
- security lights
- burglar alarms
- remote controls
- mobile phones
- uses
- visible light
- uses
- communication
- hands
- videos
- books
- communication
- uses
- ultra-violet
- uses
- sun beds
- security pens
- fluorescent lights
- uses
- x-ray
- uses
- take pictures of bones
- cancer treatment
- uses
- gamma rays
- uses
- sterilization
- killing bacteria
- kill cancer
- uses
- radio waves
Comments
Report