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Description
Flashcards by alex.examtime9373, updated more than 1 year ago
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Created by alex.examtime9373
over 11 years ago
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| Question | Answer |
| X-rays | Electromagnetic radiation of extremely high frequency |
| Materials X-rays can penetrate | Muscle, soft tissue, clothing |
| Materials X-rays cannot penetrate | Dense materials such as metal or bone |
| Ionising effect of X-rays | When X-rays pass through a material, they cause the atoms to lose electrons; which can cause damage to human tissue |
| Uses of X-rays | Medicine to see if any bones are broken; Airport security to inspect luggage |
| Production of X-rays | When high energy electrons collide with a metal target |
| Components of an X-ray tube | Hot cathode, filament, vacuum, tungsten target, high anode voltage |
| Risks associated with X-rays | Can damage DNA of cells, causing mutations which may lead to cancer |
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