The first solar car was invented by William G. Cobb, the inventor for General Motors, in 1955, and this was followed by the invention of the first solar car which facilitated human transportation by the International Rectifier Company in 1958.
A birch is a thin-leaved deciduous hardwood tree of the genus Betula (/ËbÉtjÊlÉ/), in the family Betulaceae, which also includes alders, hazels, and hornbeams. It is closely related to the beech-oak family Fagaceae.
Definition of trunk for Students. 1 : the thick main stem of a tree not including the branches and roots. 2 : a box or chest for holding clothes or other articles especially for traveling. 3 : the enclosed space in the rear of an automobile for carrying articles.