Across
- 3. Radio Detection And Ranging
- 5. Cavity Magnetron helped make?
- 9. Who played Lucy Ricardo
- 10. How do Microwaves heat food
- 11. Integrated Circuit
Down
- 1. Roy Rogers Horse's name
- 2. Video Tape Recorder
- 4. First American Satellite
- 6. First Russian Satellite
- 7. What is used to make polyester
- 8. Rin Tin Tin's owner