🔎 🌎 EN Class code 🔑 Log in Subscription

Locks HTML5


Locks are required to allow ships to navigate on man-made waterways by regulating water levels. A compartment known as the flooding chamber is closed at each end by a mobile watertight gate. According to the laws of communicating vessels, valves are operated to balance the water levels inside the chamber and outside it in the upper or lower water course.

Learning goals

  • To understand how locks work.
  • To show how the potential energy of water can be used to make locks work

Learn more

Locks were invented at the end of the Middle Ages and later improved by Leonardo da Vinci. Nowadays, many Locks are automatic but some are still manually operated by lock-keepers.
Locks can be…

Subscribe now to read more about this topic!