About this document
Types of Ecosystems Explained by ScribdTranslations is a document available to read on EtoBox.
This document presents brief summaries of the history of several important inventions such as the compass, gunpowder, paper, and firearms. It explains that the compass was invented in China in the 9th century and later improved in Europe, that gunpowder was also invented in China and then adopted by the Mongols and Europeans, that paper was first developed in China from plant materials, and that the first firearms used black powder imported from.
- Author
- ScribdTranslations
- Language
- EN