The Sophia Hagai “seems to float on air” mainly due to what innovation?

Most castle walls were insulated with _________________________________________.

The _________________________________ method of determining the size of the footprint of a building estimated the footprint size of the Cathedral in Bern, Switzerland (left) to within 60 mm before it was built. 

Most cathedral failures came from _____________________________.

On which massive ancient structure were the workers instructed to finish the stone at the quarry, and transport it in, so that no hammer or chisel or any iron tool was heard in the temple while it was being built; and that the stone blocks had to fit together perfectly, as no mortar or clamps would be used to hold the stones in place?

Of these, which is the Masterbuilder that had the greatest influence on the construction of the Duomo?

The key ingredient in medieval mortar was ___________________________.

DNA stands for ___________.

A conflict between feelings of integrity and the despair of viewing previous life events with regret is associated with ______.

When you begin to develop sexually is determined by ____________.