invention 1

12345678
Across
  1. 3. Adhesive notes with a repositionable backing, facilitating temporary notes and reminders.
  2. 5. Optical device used to read and decode information encoded in barcodes, streamlining inventory management and retail checkout.
  3. 7. Integrated circuitry containing the functions of a central processing unit, revolutionizing computing and technology.
  4. 8. Medical imaging technique producing detailed images of internal body structures using magnetic fields and radio waves.
Down
  1. 1. Portable storage medium consisting of a thin, flexible magnetic disk enclosed in a square or rectangular plastic shell.
  2. 2. Transmission medium using thin fibers of glass or plastic to transmit data as light pulses, enabling high-speed communication networks.
  3. 4. Home entertainment device allowing users to record and playback television programs and movies.
  4. 6. Electronic communication method allowing users to exchange messages over computer networks, revolutionizing correspondence.