Across
- 1. He invented the telegraph.
- 5. He built the Model-T Ford.
- 6. Thomas Edison invented the incandescent electric ______.
- 9. The Duryea Brothers in Germany created the first working _____.
- 10. This made making cars faster and cheaper.
- 12. Companies began to compete with each other in order to make ____.
- 13. The Wright Brothers made the first successful airplane ____.
Down
- 1. Complete control of an industry.
- 2. He was a big owner in the Rail Road industry.
- 3. These were cars with gas powered engines.
- 4. He was a steel mill entrepreneur.
- 7. Alexander Graham Bell invented the _________ in 1876.
- 8. He made his living in oil refineries.
- 11. He invented the radio.
- 14. When companies are joined to limit competitin they form a _____.