UNIT ONE

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Across
  1. 2. the total number of people in a given area
  2. 6. water that is found in Earth's streams, rivers, and lakes
  3. 8. the change in seasons is created by earth's _____
  4. 10. who is called the father of geography?
  5. 15. the value of all goods and services produced within a country in a single year
  6. 18. shapes on the planet's surface
  7. 21. the process of moving from one place to live in another
  8. 23. The type of economic system that has production and prices determined by unrestricted competition between privately owned businesses
  9. 26. culture traits that are well known and widely accepted
  10. 28. _______ and contact with other people are two key causes of cultural change
  11. 32. the study of the world, its people and the landscapes they create
  12. 33. The type of economy that has the central government dictate the level of production of goods and controls their distribution and prices
  13. 34. The theory of plate _______ suggests that Earth's surface is divided into a dozen or so slow-moving plates of Earth's crusts
  14. 37. the short-term changes in the air for a given place and time
  15. 40. imaginary line that circles the globe halfway between the north and south poles
  16. 41. the place where a plant or animal lives
  17. 42. a theme in geography that describes areas that share common characteristics
  18. 44. ________ aid = assistance to people in distress
  19. 46. Earth is identified by these by their temperature, precipitation, and plant life.
  20. 47. Population _______ is the measure of the number of people living in an area
  21. 48. a spherical, or ball-shaped, model of the entire planet
  22. 49. a field that studies people and the relationships among them
  23. 50. the process by which rock is broken down into smaller pieces
Down
  1. 1. _____ resources are resources Earth replaces naturally
  2. 3. the study of weather and what causes it
  3. 4. a region's average weather conditions over a long period
  4. 5. nonrenewable resources that formed from the remains of ancient plants and animals
  5. 7. one complete spin of earth on its axis
  6. 9. the science of making maps
  7. 11. the study of water on earth
  8. 12. one trip around the sun
  9. 13. a political system in which the government owns all property and dominates all aspects of life in a country
  10. 14. a theme in geography that looks at how and why people and things move
  11. 16. the movement of sediment from one location to another
  12. 17. a theme in geography that describes the features that make a site unique
  13. 19. Cultural _______ is the state of having a variety of culture in the same area
  14. 20. water that falls to Earth's surface as rain, snow, sleet, or hail
  15. 22. the set of beliefs, values, and practices that a group of people has in common
  16. 24. the study of the world's people, communities, and landscapes
  17. 25. a relationship between countries in which they rely on one another for resources, goods, or services
  18. 27. For millions of years, the Colorado River has worn away the rock at _____ _____ in Arizona.
  19. 29. a group of plants and animals that depend on each other for survival and the environment in which they live
  20. 30. a theme in geography that describes where something is
  21. 31. cycle the movement of water from Earth's surface to the atmosphere and back
  22. 35. a form of government in which people elect leaders and rule by majority
  23. 36. the place where two air masses of different temperatures or moisture content meet
  24. 38. the study of the world's physical features - its landforms, bodies of water, climates, soils, and plants
  25. 39. a flat drawing that shows all or part of earth's surface
  26. 43. the process in which countries are increasingly linked to each other through culture and trade
  27. 45. what is it called when places near the arctic receive up to 24 hours of sunlight a day