Builders and engineers in the Roman Empire

The video tutorial explores ancient construction techniques, starting with the army's role in building infrastructure. It explains how concrete is made using volcanic ash and water, and how it is used in constructing strong structures. The tutorial also covers the use of arches in building aqueducts and magnificent structures like the Colosseum. It concludes with a discussion on the impressive Roman sewers, known as the Cloaca Maxima, which were large enough for engineers to navigate by boat.

What material did the Romans mix with water to create concrete?

• Volcanic ash

• Sand

• Clay

• Limestone

What is the purpose of a keystone in Roman arches?

• To decorate the arch

• To lock the stones in place

• To support the arch temporarily

• To reduce the weight of the arch

Which Roman structure was known for carrying water over long distances?

• The Aqueducts

• The Pantheon

• The Forum

• The Colosseum

What was the primary function of the Cloaca Maxima in Rome?

• To supply water to the city

• To serve as a transportation route

• To remove waste from the city

• To provide a defense mechanism

How large were the sewers of the Cloaca Maxima?

• Large enough for a cart to be pushed

• Large enough for a person to walk through

• Large enough for a boat to sail through

• Large enough for a horse to pass