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Every second, 100 lightning bolts strike the surface of the Earth from a cloud. These incidents account for about one-fourth of all the lightning that takes place. Lightning is due to an imbalance in electrical energy in... More »

www.reference.com Science Weather & Tides Storms

Volcanoes form when molten rock from beneath Earth's surface erupts and solidifies on the surface. When beneath the ground, the molten rock is called magma. When it erupts, it is referred to as lava. With each eruption, ... More »

www.reference.com Science Earth Science Volcanoes

Matt Lauer studied communications at Ohio University in Athens but dropped out in 1979 when he was hired for an internship. He earned his degree 18 years later and gave the commencement address during his graduation. Lau... More »

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According to The Weather Channel, a tornado is "a violently rotating column of air that stretches from a cloud to the Earth's surface." The source also states that tornadoes are "the most destructive of all storm-scale a... More »

www.reference.com Science Weather & Tides Storms

Lightning can originate within a thunderstorm cloud and from the cloud to the ground. Intra-cloud lightning is basically a large spark of electricity that occurs between the positive and negative charges in the cloud wit... More »

www.reference.com Science Weather & Tides Storms

The natural forces that form a tornado involve a rotating column of air that extends from the base of a thunderstorm cloud to the surface of the ground. These rotating forces tend to be violent due to their intense speed... More »

www.reference.com Science Weather & Tides Storms

Storms form due to changes in the Earth's atmosphere and surface. According to National Storm Damage Center, the most common types of storms in the U.S. are hailstorms, thunderstorms and tornadoes. Other storms include b... More »

www.reference.com Science Weather & Tides Storms