4 Ways Ancient Infrastructure Can Prepare Us for the Future

What type of force helps keep Inca suspension bridges stable?

• Compression

• Tension

• Shear

• Torsion

What type of force helps keep Roman arch bridges stable?

• Tension

• Compression

• Shear

• Torsion

What was the ideal angle for the water pipes in Petra to allow water to flow smoothly without filling the pipes and causing leaks?

• 90 degrees

• 45 degrees

• 4 degrees

• 0 degrees

Why did the Nabataeans in Petra cover their water reservoirs?

• To keep animals from drinking the water

• To reduce the amount of water lost to evaporation

• To make the reservoirs look more appealing

• To prevent the water from freezing in winter

What was the primary purpose of the Budj Bim aquaculture system built by the Gunditjmara people?

• To create a new lake for recreation.

• To manage and harvest eels.

• To irrigate crops in the dry season.

• To provide drinking water for the community.

How old is one of the eel traps found at Lake Condah?

• About 500 years old.

• About 1,000 years old.

• About 6,600 years old.

• About 2,000 years old.

What is a Qanat?

• A type of Persian ice house.

• An underground aqueduct used to transport water.

• A tall chimney-like structure for cooling.

• A woven grass basket for catching eels.

How did a Badgir help cool homes in ancient Persia?

• It collected rainwater for drinking.

• It generated electricity to power fans.

• It directed wind to a basement where air was cooled by water.

• It created shade to block sunlight.