The class is very active, lots of labs, going outdoors and making a lot of inferences. Basically what I'm saying is, it is fun, but extensive and I would not recommend it if you do not like science and have not taken an AP class before. If you are looking for an easy. AP class try psychology AP.
Raft Foundations. Raft foundations (sometimes known as Mat Foundations) are a large concrete slab which can support a number of columns and walls. The slab is spread out under the entire building or at least a large part of it which lowers the contact pressure compared to the traditionally used strip or trench footings.ummary: Find out about concrete Raft foundations; find out what they are and when they are typically used. This project will help you to make the decision to use a raft for your footing. We will help you to understand the advantages and disadvantages of using raft foundations.
A framework of beams that support the roof. Rafters The beams that run from the top of the roof to the bottom. Part of the roof truss. Decking or Sheathing Panels that cover the rafters and to which the roofing material (shingles, metal panels, etc..) are attached.