Across
- 2. Edison made a working lightbulb
- 3. a device that sends little bursts of electricity along wires
- 6. Sholes invented the typewriter
- 8. someone who puts money into a business to make a profit
- 9. Graham Bell invented the telephone
- 12. someone who buys or uses goods and services
Down
- 1. a rival
- 4. carriages the first automobiles or cars are known as
- 5. Sprague developed a streetcar system in Richmond
- 7. Wright Brothers experimented with kites to learn more about how wings worked
- 10. to continue in a specific condition
- 11. the money an investor earns when the the business does well