Across
- 3. Inventor of long-distance radio transmission.
- 5. Pioneer of vulcanization for rubber.
- 7. Television pioneer.
- 8. Pioneer in alternating current and wireless communication.
- 10. Inventor of the cotton gin.
- 12. Developed the Fahrenheit temperature scale.
- 13. Developer of the telegraph and Morse code.
- 14. Improved the steam engine.
- 15. Creator of the telephone.
- 16. Known for his work with electricity and the lightning rod.
- 17. Astronomer who discovered the expansion of the universe.
- 18. Inventor of the movable-type printing press.
Down
- 1. Inventor of the phonograph and the lightbulb.
- 2. Inventor of long-distance radio transmission.
- 4. Developer of pasteurization and vaccination.
- 6. Innovator in peanut agricultural products.
- 7. Inventor of the modern automobile.
- 9. Inventor of the diesel engine.
- 11. Inventor of the Kodak camera.
- 15. Designed an early mechanical computer.