Definitions for test

• prehistory - the period of time before written records.

• Paleolithic Age - second part of the Stone Age beginning about 750,00 to 500,000 years BC and lasting until the end of the last ice age about 8,500 years BC

• Neolithic Age - latest part of the Stone Age beginning about 10,000 BC in the Middle East 

• Agricultural Revolution - a significant change in agriculture that occurs whenthere are discoveries, inventions, or new technologies that change production

• cuneiform - is one of the earliest known systems of writing, distinguished by its wedge-shaped marks on clay tablets

• ziggurat - is a Neo-Sumerian ziggurat in what was the city of Ur near Nasiriyah, in present-day Dhi Qar Province, Iraq.

• Indo-Europeans - an ancient ethnic group speaking the Proto-Indo-European language