What is an Arch?
A curved opening that is more sturdy.
What Roman Building prioritized arches also known as the "Flavian Ampitheater"
To lighten the load of a massive dome, Romans carved these recessed square panels into the ceiling, which also served as decoration.
coffers
To make their massive structures durable, Romans invented this building material using lime, volcanic rock, and water.
This was the first major Roman road, stretching from Rome to Brundisium, and is still partially usable today.
the appian way
Romans used this "honeycomb" technique of laying bricks in a diagonal, net-like pattern to create stronger walls.
opus reticulatum
These long, stone structures used gravity to transport fresh water from distant hills directly into Roman cities.
Originally built as a temple to all gods, this building features a massive concrete dome with a 9-meter wide hole in the center called an oculus.
the pantheon
To keep the Pantheon's massive dome from collapsing, engineers used this lightweight volcanic rock at the top to reduce its weight.
pumice
What Type of Roman Ceiling was used to allow more space in the house?
The dome
These massive public complexes, such as those built by Caracalla or Diocletian, were essential for socializing, exercise, and hygiene.
Roman Baths
Romans achieved "self-healing" concrete by adding this reactive material, which creates tiny white "clasts" that seal cracks when they get wet.
quick lime
what is an Oculus?
This type of large rectangular building originally served as a law court or public assembly hall before the design was later adopted for Christian churches.
The basilica
This specific volcanic ash from the Bay of Naples was the "secret ingredient" that allowed Roman concrete to set even when submerged underwater.
pozzolana