floors ceilings windows staircases
I am hesitating between 4 options to answer the following question, which option should I choose?
Question: An architect builds a 1/10 scale model of a house to test the design for sources of heat loss in the winter. Which part of the model would be most important to test with heat-sensing equipment?
Possibilities:
- floors
- ceilings
- windows
- staircases

windows