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A bridgeis a structure built to span physical obstacles such as a body of water, valley, or road, for the purpose of providing passage over the obstacle. There are many different designs that all serve unique purposes and apply to different situations. Designs of bridges vary depending on the function of the bridge, the nature of the terrain where the bridge is constructed, the material used to make it and the funds available to build it.
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What did early civilizations use as bridges?
they used rocks and mud and put them into a half circle from one side to the other.
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.
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.
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.
What other metals besides bronze did early civilizations learn to use and in what order?
Early civilizations also learned to use copper, iron, gold, and silver. Copper was likely the first metal used, followed by bronze, then iron. Gold and silver were used mainly for decorative and ceremonial purposes.
What tools did gatherers use?
Early human civilizations used bows, arrows, spears, stone knives, and hand axes.
What did hunter-gatherers use?
Early human civilizations used bows, arrows, spears, stone knives, and hand axes.
How did rulers of early civilizations use art to enhance the states authority?
Among the earliest civilizations that exhibit the phenomenon of divinized. The first Mesopotamian ruler who declared himself divine was Naram-Sin of Akkad.
When where pesticides first used?
Pesticides were first used in ancient civilizations, with early civilizations like the Sumerians and Egyptians making use of chemicals like sulfur and arsenic. The widespread use of synthetic pesticides began in the 20th century with the development of organochlorines and organophosphates.
What did the first civilizations make use of?
Fire, caves, stone tools, animal skins, and various methods of irrigation were wisely put to use by several early cultures.
What sources do historians use in order to understand the history of the civilizations in the Late Bronze Age?
source to understand bronze age in early China
What form of fuel did the early humans use?
this nutss
