When did x-rays come out?

Answer While researching cathode rays, German physicist Wilhelm Conrad Rontgen discovered that certain objects became transparent when the rays were aimed at them toward a photographic plate. In late 1895... Read More »

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How are x-rays used?

A nurse or technician positions an X-ray film plate underneath the part of your body that has been injured and a tiny amount of radiation passes through your body, transferring an image onto the fi... Read More »

Why are X-rays important?

X-rays are important because they are a noninvasive way to examine the internal parts of the body. They are also used to treat certain forms of cancer and are used in airports to scan luggage.Inte... Read More »

How to Draw Rays?

In geometry class, you'll be introduced to the concept of a ray. A ray is part of a line. It begins at a specific point and then continues in one direction to infinity. It is typically referenced b... Read More »

What Are the Uses of Ultraviolet Rays?

Ultraviolet rays have a wavelength shorter than visible light rays, so humans can't see ultraviolet light although some animals, such as bees, are capable of seeing it. Ultraviolet rays can damage ... Read More »