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ATL Skills: Electromagnetic Spectrum (Electromagnetic Spectrum (Radio/TV,…
ATL Skills: Electromagnetic Spectrum
Electromagnetic Spectrum
Radio/TV
MIcrowave
Infrared
Visible Light
Ultraviolet
X- ray
Gamma Rays
Real life uses
Microwave
Microwave ovens
Communication with Satellites
Detecting echoes from object for radar
Infrared
Thermographs
Burglar Alarms
Astronomers: Temperature of planets and stars
Ultraviolet Rays
Sun
X- rays
Checking bones and teeth
X-ray photos
Radio/Tv Waves
Sources
Radio/TV Waves: Antena/Radio transmitter
Microwave:
Microwave Oven
Infrared Waves:
Electrical Appliances
TV Remote
Visible Light:
Ultraviolet Waves
Black Lights
Fluorescent Lamps
X - rays:
X-ray laser,generator and tube
Gamma Rays:
Stars
Pulsars
Supernova explosions
Nuclear Explosions
Lightning
Dangers
Gamma Rays
Penetrating for skin
Causes Skin Cancer
Gene Mutation
Radio/TV
Causes Cancer
Leukaemia and other disorders
Microwave
Internal heating of body tissues
Infrared
Skin Burns
Ultraviolet
Damage to eyes
Examples: Cataracts, Corneal damage
X-ray
Cell mutation
Cell Death
Detecters
Gamma Rays
Densely packed crystal blocks
Radio/TV waves
Recievers
Infrared
Electronic Sensors
Night vision Goggles
Infrared Cameras
Visible Light
Human Eye
Ultraviolet
UV detector
X-rays
Scintillation Detector