Question

why was concrete better than stone for building in the Roman empire
it was more flexible than stone when dry
it was heavier than stone when dry
it was lighter and easier to use that stone
it was stronger and more durable than stone

Answer 1

The correct answer is that concrete was **stronger and more durable than stone** for building in the Roman Empire. Roman concrete, known as opus caementicium, had several advantages over traditional stone. It could be molded into various shapes, allowed for the creation of large and complex structures, and was particularly effective for underwater construction. Additionally, the durability of Roman concrete allowed many structures to survive for centuries, showcasing its effectiveness in engineering and construction.