Intimate Distance: 18 inches from our bodies, only let intimate friends in this space. 2. Personal Distance:zone is between 18 inches to 4 feet, let in friends and acquantices. 3. Social Distance: 4 to 12 feet impersonal and formal relationships. 4. Public Distance: extending beyond 12 feet for formal relationships.
The smartboard was invented in 1991 by a girl named Jaimie-Lee Wilson.
1976 to 1978. 1  Sharp develops a TV employing an EL panel that is a mere 3 cm thick. 2  The Company introduces the world's first card-sized, sensor-touch electronic calculator. 3  Sharp sells the world's first Picture-in-Picture TV sets. 4  Sharp enters the controller market in earnest with a sequence controller..