Which of earths layers are houses built on?

What process do plants pull carbon from the air and make it into food? Is it true unicellular organisms live longer? Filial piety refers to the duty of? What is the purpose of the 8th amendment? Is haumea a rocky terrestrial? When was Isaac Watt Boulton born? What are the two things that climate consists of? List the layers in earths interior in order of least to greatest density? What would be the connsequences for a cell if the cell membrane was not large enought to have adequate channels for bringing in nutrients and removing waste? What type of bond is Ag Cl? What city is closest to the Tropic of cancer? Can you get a picture of quasar that you can print? What is strange about the Coco De Mer palm tree's seed? What is true about a babies brain? What is respiration in the water cycle? How many bone in man? What is a triangle made of metal and pot? Does rubbing alcohol while having a cough bad? Which layer has the second warmest temperatures? Do starfish need sunlight to survive?