The tide-predicting machine invented by Sir William Thomson in 1872 was of great utility to navigation in shallow waters. It used a system of pulleys and wires to automatically calculate predicted tide levels for a set period at a particular location. COUNT 3
QSN1 When was the tide-predicting machine invented by Sir William Thomson invented? ANS1 1872 QSN2 Who invented the first tide-predicting machine in 1872? ANS2 Sir William Thomson QSN3 What did Sir William Thomson's tide-predicting machine use to function? ANS3 system of pulleys and wires