Weather Glossary - X

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X-rays

The portion of the electromagnetic spectrum that has a very short wave length. It has a wavelength longer than gamma rays, yet shorter than visible light. X-rays can penetrate various thicknesses of all solids, and when absorbed by a gas, can result in ionization.

Xenon

An inert gas that occurs at extremely low concentration in the atmosphere.

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Wet weather looms for southern and eastern Australia

12:06 EST

Widespread showers and some thunderstorms and snow will affect a broad area of southern and eastern Australia at the end of this week.

Victorian ski resorts restrict Melbourne holidaymakers amid coronavirus outbreak

18:42 EST

Victoria's alpine ski resorts have officially barred visitors from Melbourne coronavirus hotspots, as cases in the state's capital soar.