Expense of Expansion

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Across
  1. 2. a type of tribe that moved often
  2. 3. plots of land Indians were forced onto
  3. 6. this railroad crossed North America
  4. 7. study of the physical features of earth
  5. 8. a sacred animal to Great Plains tribes
  6. 9. moving from one place to another
  7. 10. when a large number of people are killed
  8. 11. the cost of something
Down
  1. 1. men who worked out west herding cattle
  2. 4. original inhabitants of America
  3. 5. the flat grasslands of the central USA
  4. 7. when many people move somewhere for gold