Across
- 1. This device was invented for navigational purposes. The needle in this device always points towards North.
- 3. This device is used to watch movies, news and entertainment programs at home.
- 5. This device was invented by Graham bell. It is used for communicating over distances
- 7. This four wheeled vehicle was invented by Karl Benz
- 8. A system of printing for the blind in which the letters are represented by raised dots.
Down
- 1. This device is used to process large amount of data.
- 2. A machine with wings that can fly. This was invented by Wright brothers.
- 3. A machine that produces letters on paper when the user strikes a key.
- 4. a device that produces light from electricity. This was invented by Thomas Edison
- 6. An Italian scientist named Guglielmo Marconi got the credit for developing this device.