Слайд 2Definition of hail
Hail is the ice particles ball-shaped or irregularly shaped
![Definition of hail Hail is the ice particles ball-shaped or irregularly shaped](/_ipx/f_webp&q_80&fit_contain&s_1440x1080/imagesDir/jpg/1021864/slide-1.jpg)
(hailstones) the size of a millimeter to several centimeters. There are hailstones the size of 130 mm and weighing about 1 kg. Hailstones consist of a number of layers of transparent ice thickness of not less than 1 mm, alternating with semi-transparent layers.
Слайд 3Large hailstone with concentric rings
![Large hailstone with concentric rings](/_ipx/f_webp&q_80&fit_contain&s_1440x1080/imagesDir/jpg/1021864/slide-2.jpg)
Слайд 5Severe thunderstorms containing hail can show a characteristic green coloration
![Severe thunderstorms containing hail can show a characteristic green coloration](/_ipx/f_webp&q_80&fit_contain&s_1440x1080/imagesDir/jpg/1021864/slide-4.jpg)
Слайд 6Hailstorm in Bogota, Colombia.
![Hailstorm in Bogota, Colombia.](/_ipx/f_webp&q_80&fit_contain&s_1440x1080/imagesDir/jpg/1021864/slide-5.jpg)
Слайд 15The most unusual hailstones
This is one of the largest hailstones ever
![The most unusual hailstones This is one of the largest hailstones ever](/_ipx/f_webp&q_80&fit_contain&s_1440x1080/imagesDir/jpg/1021864/slide-14.jpg)
observed in the United States. The stone fell on June 22, 2003 in Aurora, Nebraska
Слайд 17The largest recorded hailstone in the United States by diameter 8 inches
![The largest recorded hailstone in the United States by diameter 8 inches](/_ipx/f_webp&q_80&fit_contain&s_1440x1080/imagesDir/jpg/1021864/slide-16.jpg)
(20 cm) and weight 1.93 pounds (0.88 kg). The hailstone fell in Vivian, South Dakota on July 23, 2010.