DID YOU EVER WONDER: IDS 1999
ALYSSA ARENA EMILY FERRO
NATALIA POSADA
Are X-Rays Safe?
X-Rays
Allows us to see inside the human body since 1895
Invented by accident Wilhelm RoentgenExperimenting with electron beams in a gas
discharge tube
How X-Rays Work
Electromagnetic energy carried by photons
Produced by movement of electrons in atoms
Shorter wavelength of higher energy
How X-Rays Work (cont..)
Soft tissue doesn't show up clearly
Contrast media liquids absorb X-rays more effectively
X-ray light sets off the chemical reaction
Why Do We Use X-Rays
MedicineAirport SecurityResearch :Quantum mechanics theoryCrystallographyCosmology
Dangers/ Precautions
Radiation sickness
Most useful inventions of all time.
Lead shield- cant penetrate
So Are They Safe?
Yes
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