What Is Hail?
Hail is made up of small lumps of ice that sometimes fall during thunderstorms. Hail starts in thunderclouds as rain. As the raindrops form, strong air currents carry...
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Where Does Snow Come From?
Snow is a form of precipitation like rain and sleet. Snow forms in clouds when the air temperature up there gets below freezing. Water molecules come out of the air and...
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What Makes Clouds and Why Do They Change Their Shapes?
What Makes Clouds and Why Do They Change Their Shapes? Clouds consist of droplets of water or tiny crystals of ice that float in the air. Clouds form when warm air,...
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How Are Hailstones Formed?
How Are Hailstones Formed? Hailstones are balls of ice that fall from storm clouds. Hail is a type of precipitation, or water in the atmosphere. Hail starts out as...
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What Is a Comet?
A comet is a huge ball of ice and space rock that orbits the sun deep in space. Occasionally, one passes near the earth and the sun. As it approaches the sun, heat...
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