Results for: X-ray

Is it proper to say a x ray or an x ray?

The article 'an' is used; an x-ray. The indefinite article 'an' is used when the word that follows starts with a vowel sound; the noun x-ray, pronounced 'ex-ray', starts wit (MORE)
In Health

Why are X-rays called X-rays?

X-rays got the name because when they were first discovered, they did not know exactly what kind of ray it was or where it came from. They called them "X" rays, for "unknown" (MORE)
In Health

What is a x ray?

High energy electromagnetic radiation; can be used to make images of the interior of the body. or a machien that lets u see the inside your body
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Are x-rays infrared rays?

No, they are a more energetic type of electromagnetic radiation found beyond the blue end of the visible spectrum. Infrared rays are also electromagnetic but have much less en (MORE)
In Health

What does the x stand for in x-ray?

The "x" is not an abbreviation of another word. It's the "x" from  algebra,   which refers to any unknown quantity. Wilhelm Roentgen did not know   what had passed th (MORE)
In Health

What is an x-ray?

That question can mean two different things:   1)   An X-ray is a type of electromagnetic radiation. It has a higher  frequency than visible light and ultraviolet rad (MORE)
In Health

What are X-rays?

X-rays   X-rays are very penetrating EM (Electromagnetic) radiation, by definition x-rays are produced by electrons being suddenly stopped or given a sudden change in direc (MORE)
In X-Ray

What does x mean in x ray?

The answer is rather humorous actually. German physicist, Wilhelm  Roentgen, discovered a new form of radiation in 1895. He called it  X-radiation because he didn't know wha (MORE)