1. Members: Richard De Agrela Beatriz Gamero Irina Lugo

2. Introduction. Where does it come from? Uses in architecture. Advantages and disadvantages. Types of constructions. Famous constructions. Conclusion.

4. Approximately 395 to 400 million years ago. Purposes: primarily as a fuel or as a construction material for making houses, tools, weapons, furniture, packaging, artworks, and paper. Hardwood trees like oak, ash, beech teak and maple. These trees have leaves that fall off in winter. Softwood trees such as pine and spruce.

5. The wood used in constructions is known as lumber In America. Structure. Aesthetics. Support. Interior doors and their frames. Exterior Cladding. Shuttering.

6. Easy to acquire, transport, and work. Stretch in tension and compression.  Is susceptibility to fire, mold, and termites.  Contains moisture and is not uniformly strong.

7. Log Construction. Skeletal System.

8. Old Churches (log Construction) Japanese Houses (Floor and covering) Buddhist temples (frames)

9. Wood has been used in several constructions, either in structure or in ornaments, for a while. Its history can be traced consistently in China, Korea, and Japan and in the domestic architecture of northern Europe and North America, in what can be called a wood culture. Here in Venezuela we don’t have a “wood culture”, we use wood only for decorations, doors, shuttering and little construction as huts.

10. http://www.crockhamhill.kent.sch.uk/teachers/science/materials /wood/wood_source.htm http://www.crockhamhill.kent.sch.uk/teachers/science/materials /wood/wood_source.htm http://en.wikipedia.org/wiki/Wood#Knots