It consists mainly of silicate minerals and has an upper, partially molten part and a lower, solid part. The upper mantle is the source of magma and volcanic lava. 2. The layer of soft tissue that covers the body of a clam, oyster, or other mollusk and secretes the material that forms the shell.
Korean, also called Hangul (íêµ­ë§), is the official language of both North and South Korea. The Hanguk dialect is spoken is South Korea. Korean, also called Hangul (íêµ­ë§), is the official language of both North and South Korea. The Hanguk dialect is spoken is South Korea.
South Korea has four major rivers: the Han River and the Kum River, which flow west to the Yellow Sea; and the Naktong River and the Somjin River, which flow south to the Korea Strait. In addition, the Yongsan and Tongjin Rivers water South Korea's main rice-growing areas.