see strength of materialsstrength of materials, measurement in engineering of the capacity of metal, wood, concrete, and other materials to withstand stress and strain. Stress is the internal force exerted by one part of an elastic body upon the adjoining part, and strain is the deformation or change in. ..... Click the link for more information.
The Koreans are believed to have originated from ancient China. This is gathered from the archaeological and linguist evidence.
This conception of a racist form of nationalism started to emerge among Korean intellectuals after the Imperial Japanese-imposed protectorate of 1905, when Imperial Japanese colonizers were trying to persuade Koreans that both nations were of the same racial stock, albeit with the Koreans in a subordinate position.ontrary to popular belief in modern Korea, the ideology of an ever-present Korean purest race began only in the early twentieth century, when the Imperial Japanese annexed the Korean Peninsula and launched a campaign to persuade Koreans that they were of the same pure racial stock as the Japanese themselves.