Across
- 2. _______ act was a federal land policy in 1862
- 6. New_____ allowed many advances in our society
- 8. helped early telegraph communication(last name)
- 9. what was discovered that led to the creation of time zones
- 11. the assembly line was first used to make these
- 12. The first place speech could be heard
- 13. George Westinghouse invented the ______
- 15. inventor of the assembly line (last name)
Down
- 1. a Spanish cowboy
- 3. invented the telegraph wire (last name)
- 4. a type of cattle
- 5. another word for plains farmers
- 7. Alexander Graham Bell invented the ______
- 10. The first car ford built
- 14. Thomas Edison's lab (two words)