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they used rocks and mud and put them into a half circle from one side to the other.

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Q: What did early civilizations use as bridges?
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Related questions

What did early civilizations in Mexico use the solar portion of the 52-year calendar?

Early civilizations used the solar portion of the 52 year calendar for planning farming seasons.


Where did early civilizations begin?

the early civilizations began in Africa but most exact in Zambia


What did Early civilizations used the solar portion of the 52 year calendar for?

Early civilizations used the solar portion of the 52 year calendar for planning their farming seasons. One of the earliest civilizations to use the 52 year calendar was the Mexican civilization.


The economy of early civilizations was based around .?

The economy of early civilizations was based around agriculture.


Who were the early civilizations?

Inca


What where the accomplishments of the early river valley civilizations?

The Nile River was the axis of two early African civilizations


How were bridges constructed in the early 1800s?

Bridges built in the 1800s were typically constructed of wood or stone. Some bridges were also starting to be constructed of steel in the early 1800s.


What skills and practies were important in the growth and spread of early civilizations?

?


Was tin used for weapons in the early civilizations?

Archaeologists have not found tin as a resource for weapons in their revealings and searches for the Early Civilization era so far. Back then most Civilizations would use copper or iron to create their weapons.


Who were Mexico's early civilizations?

the early civilization in mexico is olmec


What did the early civilizations eat?

Food


Classical civilizations developed what whereas early River valley civilizations did not?

Vast Empires