ARCH 3115 Midterm: Test 1 Revision: Lectures 1 - 4
Document Summary
Bce = before common era (replaces old term bc) Bp = before present (strictly speaking, it means years before 1950, when it was invented) N. b: bce dates = bp dates minus 2000. 4. 5 billion years bp the earth formed. 4 billion years bp life evolved on earth. 6 million years bp hominids began to evolve. 2 million years bp the climate in africa became more volatile. 1. 8 million years bp hominids spread around the world. 140,000 - 100,000 bp human society developed in south africa. 100-60,000 years bp homo sapiens first spread around the world. 80,000 years bp homo sapiens reach indonesia. 60,000 years bp behaviorally modern homo sapiens migrate out of africa again. 45,000 years bp homo sapiens spread to australia. 45,000 years bp homo sapiens spread to europe. 35,000 years bp earliest known cave art. 20,000 years bp homo sapiens spread to the americas.
