1. Example of how Humans Have Interacted and changed the environment through the ages.

2. Alethic era Old stone age Homo Erectus Upright man. Discovered fire. Migration To move from one place to another Hunting and Gathering A way early hominids gathered food

3. Livestock Domesticated animals that provide resources. Agriculture The knowledge of rising plants and animals. Plow A tool that could cut lift and turn soil. Irrigation A way to move water to land.

4. Ziggurat The largest building in the city-state. Bronze A mixture of copper and tin. Caravans Carried trade goods by donkeys throughout the Fertile Crescent and beyond. Silt Soil and tiny rocks (very fertile)

5. Delta A triangular piece of land formed from soil deposited at the mouth of the river. Papyrus A paper like material Hieroglyphs A writing system using picture symbols.

6. Fables A story which thought good Behavior Majority rules Every member had 1 vote The choice with the most votes won. Democracy Rule by people Harbors A sheltered place with deep water close to shore.

7. Colosseum A vast Amphitheater in Rome. Road A stone path leading from one place to another. Aqueduct A system of bridges and canals that carry water from a natural source such as a river, pond, lake, etc.