Silt
fine particles of fertile soil
Irrigation
a system that supplies dry land with water through ditches, pipes, or streams
Parallel
moving or lying in the same direction and the same distance apart
Surplus
An amount that is left over after the need has been met
City-state
A city that governs itself and its surrounding territory
Polytheism
A belief in more than one god
Ziggurat
A pyramid -shaped structure with a temple on the top
Consist
to be made up of
Scribe
a person who copies or writes out documents ; often a record keeper
Epic
a long poem that records the deeds of a legendary or real hero
Cuneiform
a system writing developed by the Sumerians that used wedge-shaped marks in soft clay
Embrace
to hug with arms around
Obstacle
something that stands in the way
Stutter
an uneven repetition of sounds and words
Empire
a large territory or group of many territories governed by one ruler
Code
a set of official laws
Military
having to do with soldiers, weapons, or war
Tribute
a payment made to a ruler or state as a sign of surrender
Province
a territory governed as a political district of a country or empire
Slingshot
a weapon that is used to throw stones or other objects
Region
a geographic area
Complex
having many parts details , or ideas
Caravan
a group of merchants traveling together for safety , usually with a large number of camels
Astronomer
a person who studies planets and stars