This book introduces the most violent storms on Earth. Readers will learn where tornadoes are most common, such as Tornado Alley, when they are most likely to occur, and why. Chapters highlight how storms form, the effects of air pressure, temperature, and moisture differences, wind shear, storm rotation and the formation of a mesocyclone, funnel clouds, and how spinning air reaches from cloud to ground to form a tornado. Other sections cover the...