Module 3 Lesson 1

a large arc of rich farmland extending from the Persian Gulf to the Mediterranean Sea

• Sahara Desert
• Great Plains
• Andes Mountains
• Fertile Crescent

a mix of rich soil and small rocks

• sand
• clay
• silt

• gravel

an organized group of people (society) that live in an area and work to improve their way of life

• community
• organization
• group
• civilization

a way of supplying water to an area of land

• Drought
• Flooding
• Irrigation
• Surplus

human-made waterways

• Rivers

• Canals

• Lakes

• Oceans

more of something than is needed

• surplus
• silt

• shortage
• canals

an arrangement in which people specialize in specific tasks

• Collaborative work
• General labor
• Task rotation
• Division of labor