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The Electromagnetic Spectrum (Microwaves (Uses (Heating food,), Sources…
The Electromagnetic Spectrum
Gamma rays
Sources
Lightning
Uses
Cure cancer: killing cancer cells
Dangers
Can kill regular cells, damage people's health
X-Ray
Sources
Uses
Medical imaging, airport security, exploration of the cosmos
Dangers
exposure to radiation causes: cancer, skin and hair loss,
Infrared
Sources
Outer space
Dangers
laser hazards
eye danger
Uses
Cooking
heating
remote control
Visible light
Sources
The sun
Dangers
Overexposure can damage eyes and cause skin cancer
Lack of it can lead to brain damage and depression
Plants cannot photosynthesise without it
Uses
Energy and lighting in households, industries and corporations
Ultraviolet
Sources
sun
Special UV lamps
Uses
detecting forged bank notes
sun tanning
Dangers
skin cancer
sun burn
Microwaves
Uses
Heating food,
Sources
Stars
Dangers
May cause cancer
cant pass through solid objects well
Radiowaves
Sources
Most of the stars
radio emmitters
Dangers
if highly exposed it can cause cell mutations resulting in biological disfunction
Uses
most communications