Beijing is located in China
Washington Irving. ... He is best known for his short stories "Rip Van Winkle" (1819) and "The Legend of Sleepy Hollow" (1820), both of which appear in his collection, The Sketch Book of Geoffrey Crayon, Gent.
Nepal, containing mount Everest, has been shown to have the largest mountain.
A hierarchical society<span> involves two or more organisms working together to ensure their survival within a clearly defined stratified structure.</span>
Answer:
A. Obsidian
Explanation:
It fits the property described in the question.
It cools so fast that no visible crystal or grain could form. It has high silica Composition, black and glassy. It is also used to make tools with sharp edges