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Instructure, Inc. Instructure, Inc. is an educational technology company based in Salt Lake City, Utah, United States. It is the developer and publisher of Canvas, a web-based learning management system (LMS), and Mastery Connect, an assessment management system. Prior to its IPO in 2021, the company was owned by private-equity firm Thoma Bravo .
On October 5–6, 2010, a destructive series of thunderstorms struck Arizona, resulting in the state's largest tornado outbreak and its costliest weather disaster on record. Spawned by a nearby cold-core low, successive hailstorms in Phoenix and surrounding locations on October 5 caused damage to thousands of homes, businesses, and vehicles.
Definitions. A tornado is a violently rotating column of air, in contact with the ground, either pendant from a cumuliform cloud or underneath a cumuliform cloud, and often (but not always) visible as a funnel cloud. [18] For a vortex to be classified as a tornado, it must be in contact with both the ground and the cloud base.
Some of the most notorious twisters in U.S. history were wedge tornadoes, including the EF5 that leveled Joplin, Missouri, on May 22, 2011, and the El Reno tornado, which was a jaw-dropping 2.6 ...
A pair of storm systems threatens more than 40 million people across parts of the Central and Eastern US on Monday, both capable of producing large hail, damaging winds and a handful of tornadoes.
Tornadogenesis is the process by which a tornado forms. There are many types of tornadoes and these vary in methods of formation. Despite ongoing scientific study and high-profile research projects such as VORTEX, tornadogenesis is a volatile process and the intricacies of many of the mechanisms of tornado formation are still poorly understood.
December 9, 2023 at 10:14 PM. Damage is widespread across Middle Tennessee Saturday after the National Weather Service issue tornado warnings for multiple counties, with an unconfirmed number of ...
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