Convoys are used for many things. They can be used to deliver goods to areas that are in need. They can also be used in military regions as protection.
IT is used for probating measurement
Shabtis are used for tombs and putting slaves in
they used iron
Many do not know the exact date it was first used but we do know it has been used years ago.
The invention is Quipu..
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The Inca made significant contributions to architecture, creating impressive structures like Machu Picchu. They also developed a complex road system that connected their vast empire. Additionally, the Inca made advancements in agriculture, particularly with their terraced farming techniques.
the incas used the quipus to keep records
The Inca's used the quipu to record numbers since they didn't have a form of writing. The quipu is a system of strings and knots used to represent numbers so that the Inca's wouldn't have to write down anything.
A Inca Quipu is a string with many knots used to record information as there was no system of writing during the Inca empire. The strings were often colored to represent something.
As a writing system to record information about the ruler
* Quipu or Khipu were recording devices used in the Inca empire. It consisted of coloured spun and plied strings from Illa or Alpaca hair or cotton cords with numeric and values encoded by knots in a base 10 positional system.
The Inca used a sophisticated system of communication that relied on runners traveling on foot along a network of roads. These runners would carry messages in the form of quipus, a system of knotted strings, or through oral messages passed down from generation to generation. This allowed the Inca to transmit important information quickly and efficiently across their vast empire.
Inca's
Catherine Mutz has written: 'Quipu' -- subject(s): Incas, Quipu, Antiquities
The Incas used a system of knotted cords called quipus for recording information and keeping records. Each knot, its position, and the color of the cords represented different types of information such as numbers, dates, and events. The quipu served as a form of communication and record-keeping in the Inca Empire.