Technology+and+Trade

Directions: Below you will see several images depicting different inventions that aided in the spread of trade. Explain how each invention helped increase trade. You must include evidence from the text and an original thought (analysis.) Email your work to olympusglobal@gmail.com.

[[image:file:///Users/teacher/Library/Caches/TemporaryItems/moz-screenshot.png]][[image:file:///Users/teacher/Library/Caches/TemporaryItems/moz-screenshot-1.png]]1.
** The Caravel was invented by Arab traders but was used heavily by Europeans. The Caravel used multiple sails and had special design that allowed to sail against the wind and to move at faster speeds than average ships **

2.

The Astrolabe was a tool that allowed sailors to figure out their locations by measuring the position of the sun. Sailors used this to navigate their ships across the globe.

3.



The magnetic compass was invented during the Ming Dynasty in China. Europeans and Arabs later adopted this device. The magnetic compass uses the Earths natural magnetic field to determine direction. On the left is picture of a modern compass and on the right is a picture of a compass from the Ming Dynasty.

4.

The stirrup greatly increased the rider's ability to stay in the saddle and control the horse, increasing the animal's usefulness to humans in areas such as communication, transportation, trade and warfare. The paired (two) stirrups is credited to the Mongols and came to Europe during the [|Middle Ages]. Some argue that the stirrup was one of the basic [|tools] used to create and spread modern [|civilization], possibly as important as the [|wheel] or [|printing press].