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A blackboard can simply be a board painted with a dark matte paint (usually black, occasionally dark green). [1] Matte black plastic sign material (known as closed-cell PVC foamboard) is also used to create custom chalkboard art. [2] Blackboards on an A-frame are used by restaurants and bars to advertise daily specials. [3]
Backboard may refer to: . Backboard (basketball), equipment used in basketball Backboard (tennis), wall located at a tennis court attached to a fence Spinal board, a medical device used for the immobilization and transportation of patients with suspected spinal injuries (aka backboard and long spine board)
Anthology Inc. Company type Privately held Industry Educational technology Founded January 21, 1997 ; 28 years ago (1997-01-21) Washington, D.C., U.S. Founders Stephen Gilfus Daniel Cane Michael Chasen Matthew Pittinsky Headquarters Reston, VA, U.S. Number of locations 18 Area served Worldwide Services Platform and enterprise consulting, managed hosting, student and training services, online ...
Blackboard bold used on a blackboard . Blackboard bold is a style of writing bold symbols on a blackboard by doubling certain strokes, commonly used in mathematical lectures, and the derived style of typeface used in printed mathematical texts.
Head immobilizer at the top of the backboard. Backboards are almost always used in conjunction with the following devices: [citation needed] a cervical collar with occipital padding as needed; side head supports, such as a rolled blanket or head blocks (head immobilizer) made specifically for this purpose, used to avoid the lateral rotation of ...
Regulation backboards are 6 feet (1.83 m) wide by 3.5 feet (1.07 m) tall. All basketball rims (hoops) are 18 inches (46 cm) in diameter. The inner rectangle on the backboard is 24 inches (61 cm) wide by 18 inches (46 cm) tall, and helps a shooter determine the proper aim and banking for either a layup or distance shot. [1] [2]
Blackboard Learn (previously the Blackboard Learning Management System) is a web-based virtual learning environment and learning management system developed by Blackboard Inc.
A blackboard-system application consists of three major components The software specialist modules, which are called knowledge sources (KSs).Like the human experts at a blackboard, each knowledge source provides specific expertise needed by the application.
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