X Rays A2 Physics

What are X ray waves?

• waves that help us see our bones and teeth

• waves that only our eyes can see

• extremely high frequency waves emitted during a nuclear explosion

• waves that increase temperature in our food

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Where would X-rays be located on the electromagnetic spectrum?

• at the end of the spectrum

• before gamma rays

• at the beginning of the spectrum

• after infrared radiation

Dangers of X-ray waves could be...(select three possible answer choices)

• exposure to high radiation

• the ability to see bones and teeth

• damage to your DNA

• helping to treat cancer

• the development of cancer after many x rays

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Good uses of X-rays could be...(select three possible answer choices)

• checking for bone fractures

• checking for infections

• helping us see tumors(some)

• giving us a risk of cancer

• high exposure to radiation

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What would be the ranges of wavelength an X ray can have?

• 0.01 to 10 nanometers

• 3 to 20 nanometers

• 2-4 nanometers

• 7-10 meters

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What are the ranges of frequencies of an X-ray?

• 30 petahertz to 30 exahertz

• 15 hertz to 70 hertz

• 10 hertz to 15 hertz

• 10-20 hertz

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TRUE OR FALSE: X rays are low frequency waves.

• True

• False

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TRUE OR FALSE: X rays have shorter wavelengths than UV rays

• True

• False

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If radio waves and microwaves have longer wavelengths than x rays have a...

• Long wavelength

• Short wavelength

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X rays can...

• help us see our bones

• emit radiation

• be used in medicine

• all of the above

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