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.
There are many species of Birch trees which means the second word in the name is different for different types (species) of birch trees. Some example scientific names of birch trees include: Betula ienta (the cherry birch), Betula pubescens (the European white birch), Betula glandulosa (the American dwarf birch).