Across
- 6. A unit containing audio tape.
- 8. waves Vibrations that travel through air or water and can be heard.
- 10. A new idea, method or product.
- 11. Compact disc containing recorded audio.
- 12. Involving or causing a complete or drastic change. technology / machinery and equipment developed from the application of scientific knowledge.
- 13. Electric lamp that produces light.
- 14. Having something to do with the matter at hand.
- 15. Sound system where sound is directed through speakers.
Down
- 1. Usefulness of something.
- 2. Far away.
- 3. Process or device that has been created.
- 4. A device for mechanical recording and reproduction of sound.
- 5. Having been in existence for a long time.
- 7. A system for sending messages from a distance along a wire. patent / an official document for ownership of an invention.
- 9. Share or exchange information.
- 11. Geometric shape.
