Question

3. _______ invented the _______. it was a device that sent electrical signals along a wire. eventually, messages could be sent long distances using this device. the series of dots and dashes used became known as ____.

Answer 1

Samuel Morse invented the telegraph. It was a device that sent electrical signals along a wire. Eventually, messages could be sent long distances using this device. The series of dots and dashes used became known as Morse Code.