Chapter 2: Population Vocabulary Directions: Must define all the vocabulary words for Chapter 2. Must be on index cards. You must number each vocabulary word with the corresponding number on this list. Some of these words are in your book others will be found online at Quizlet.com 1. Demographic Transition Model 2. Epidemiological Transition 3. Gravity Model 4. Agriculture revolution 5. Census 6. CBR 7. CDR 8. Demography 9. Dependency ratio 10. Doubling time 11. Ecumene 12. Epidemiology 13. Industrial revolution 14. Infant mortality rate 15. Life expectancy 16. Medical revolution 17. Natural increase rate 18. Overpopulation 19. Pandemic 20. Population pyramid 21. Sex ratio 22. Total fertility rate 23. Zero population growth 24. Age distribution 25. Carrying capacity 26. Cohort 27. Demographic equation 28. Demographic momentum 29. Demographic regions 30. Diffusion of fertility control 31. Disease diffusion 32. Gendered space 33. J-curve 34. Maladaptation 35. Thomas Malthus 36. Mortality 37. Natality 38. Neo-Malthusian 39. Population density 40. Population distribution 41. Population explosion 42. Population projection 43. S-Curve 44. Standard of living 45. Sustainability 46. Underpopulation