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Because otherwise it would kill more cells than it needs to and may harm the person, it would destroy the healthy cells

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Q: Why does the beam on a gamma ray have to be narrow?
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A thin beam of light is?

A ray is a narrow beam of light.


What is the difference between a ray of light and a beam of light?

A light beam or beam of light is a narrow cone of light energy radiating from a small source. In optics, a ray is an idealized narrow beam of light.


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A light beam or beam of light is a narrow cone of light energy radiating from a small source. In optics, a ray is an idealized narrow beam of light.


Why does an X-ray beam need to be narrow?

X-ray technicians use colimators to narrow the x-ray beam to: - lower the dose the patient gets - lower the effect of scattered radiation


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a narrow beam of high-intensity gamma radiation is directed at cancerous tissue


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Gamma Ray


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We use a gamma ray machine to find out where the gamma rays are and where they are pointed to. We also use these machines to study a gamma ray.


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Yes, speaking physically. (It is "gamma", not "gama.") It is just a historical thing. The term x-ray is used for radiation created by an x-ray machine, by a beam of electrons striking a target material. The term gamma ray is used for naturally-produced radiation, such as is produced by radio-active decay or cosmic rays.


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