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guajiro [1.7K]
3 years ago
5

X-rays _____. were discovered by accident have no uses today reduced infection after surgery were invented by the British Army

History
2 answers:
NNADVOKAT [17]3 years ago
6 0
X-rays were were discovered by accident in 1895when Rontgen was working with cathode ray waves.
lyudmila [28]3 years ago
5 0

The correct answer is A. were discovered by accident

Explanation:

X-rays are a type of radiation mainly used for medical uses as this radiation allow doctors to create images of inner structures that are helpful for diagnosis, also, X-rays are used as part of radiotherapy to treat cancer. Additionally, X-rays were discovered in 1895 by Wilhelm Rontgen who discovered them by accident as he studied electrical discharge tubes and noticed there was an unknown or "x" type of radiation, based on this, he described X-rays and even use them to create an image of his hand. Thus, the answer is X-rays were discovered by accident.

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