kite

A kite is usually an isosceles shaped toy made of paper, silk cloth and some other thin material. It is built on a semicircular structure and is given a tail cover to keep it in balance during flight. One back of the kite is flat, its tail helps the kite to fly in a controlled and stable manner in addition to maintaining balance. With the help of kite man is able to fly in the sky. It can also be used as a non-mechanical aircraft. It is thought that Alexander Wilson was the first in Scotland to use kites to obtain meteorological information. In 1849, he tied a thermometer to a kite and flew it into the sky. In 1852, Benjamin Franklin used the kite to study electricity and lightning. In 1893, Lawrence Hargrave, an Australian, invented the box kite and used it successfully in the study of meteorology and meteorology. Alexander Graham Bell used a quadrangular kite to test the problem of building aircraft.