Across
- 2. example of a secondary source
- 7. inventor of the Model T car
- 8. to make something using large machinery
- 9. to break apart for the purpose of study or examination
- 10. invented the Bessemer process
- 11. contamination or pollution
- 12. Tesla inventor of the electric motor
- 14. a statement making something clear by describing it in more detail or by revealing facts or ideas.
- 15. invented the telephone
Down
- 1. example of a secondary source
- 3. invented the electric light bulb
- 4. he invented the telegraph
- 5. exclusive right to make or sell an invention
- 6. to recognize and name
- 13. to put into effect