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DID YOU EVER WONDER: IDS 1999 ALYSSA ARENA EMILY FERRO NATALIA POSADA Are X-Rays Safe?

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Presentation on theme: "DID YOU EVER WONDER: IDS 1999 ALYSSA ARENA EMILY FERRO NATALIA POSADA Are X-Rays Safe?"— Presentation transcript:

1 DID YOU EVER WONDER: IDS 1999 ALYSSA ARENA EMILY FERRO NATALIA POSADA Are X-Rays Safe?

2 X-Rays Allows us to see inside the human body since 1895 Invented by accident Wilhelm Roentgen Experimenting with electron beams in a gas discharge tube

3 How X-Rays Work Electromagnetic energy carried by photons Produced by movement of electrons in atoms Shorter wavelength of higher energy

4 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

5 Why Do We Use X-Rays Medicine Airport Security Research : Quantum mechanics theory Crystallography Cosmology

6 Dangers/ Precautions Radiation sickness Most useful inventions of all time. Lead shield- cant penetrate

7 So Are They Safe? Yes


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