Flashcards
TLE reviewer (uncomplete)
Cards in this deck (61)
- 1most common materials used in construction because of its durability, lightweight with artistic and natural beauty.woods
- 2fibrous substance that composes the trunk and the branches of the tree that lies between the pitch and the barkwood
- 3this kind of wood include ash, elm, maple, and oak. It is often used for walls, ceilings, and floorsHardwood, hardwood construction
- 4this kind of wood trees include cedar, fir, and pine. This is commonly used to make doors, furniture, and window frame projectssoftwood, softwood woodworking
- 5kinds of woodHardwood and Softwood
- 6How many classifications of wood are there?6
- 76 classifications of Wood1. Mode of growth
2. Density
3. Leaves
4. Shadows or colors/ (w) of wood
5. Grain
6. Nature of the surface - 8this classification of wood is where Exogenous and Endogenous woods belong toMode of Growth
- 9this mode of growth is woods that are from trees with stems that grow by the addition of an annual layer of wood to the outside beneath the bark. These are the most preferred for lumberingExogenous woods
- 10this mode of growth, woods are from trees that develop from withinEndogenous woods
- 11this classification of wood refers to the quality of the mass and volume of woodDensity
- 12under Density which is also known as conifers or evergreenSoftwood
- 13this is under Density which are generally deciduous and have broad leavesHardwood
- 14this classification of wood is where the characteristics of the tree when it comes to its leavesLeaves
- 15what are the two kinds of leaves that is under the classification "Leaves"needle shape and broad shape
- 16this classification of wood is where the shadows or color of wood underShadows or colors of wood
- 17what are the five shadows/colors of wood?white
brown
black
yellow
red - 18classification of wood which is the grain of woodGrain
- 19the grain of wood are classified into--?straight grain
cross grain
fine grain
coarse grain - 20this classification of wood is where plain, grain, figure or marked are belong toNature of the surface
- 21what are the eleven parts of the cross section of a tree trunk1. Pith
2. Heartwood
3. Sapwood
4. Earlywood
5. Latewood
6. Growth ring
7. Medullary rays / rays
8. Vascular cambium
9. Secondary phloem / inner bark
10. Cork cambium / inner bark
11. Outer bark - 22this part of the cross section of the tree trunk is the center or heart of a tree trunk and often decays in the over mature treePith
- 23this part of the tree trunk is matured and fully developed wood. it is darker, harder, and more durable than sapwood and is part of the tree suitable for structuresHeartwood
- 24this part is the corky outer covering of the treeBark
- 25what are the two parts of barkCortex (thicker, and outer part) and Bast (thin, inner part)
- 26this part of the tree trunk is the rows of cells running radially from the cambium layerMedullary rays
- 27what are the three common defects in wood1. Heart shakes
2. Knots
3. Shakes - 28(type of defect) separation extending out from the heart of the logHeart shakes (looks like a hole in the middle of the inside of the trunk)
- 29a type of defect in wood that occur at the starting point of a limb or branch of the woodKnots (literally looks like a knot)
- 30a type of defect that is caused by separation of the adjoining layer of wood either along the medullary ray extending from the pith or between the growth ringShakes (a defect that looks like lines)
- 31what are the two classification of lumber?Softwood and Hardwood
- 32this classification of lumber comes from evergreen or needle- bearing trees. These are called conifersSoftwood
- 33this classification of lumber comes from broad-leafed trees that shed their leaves at the end of the growing seasonHardwood
- 3410 specifications of Lumber1. Surfaced or dressed lumber
2. S2S:S4S
3. Timber
4. Plank
5. Board
6. K.D
7. RL
8. T & G
9. B.M
10. AW and AL - 35This is a planed lumber having at least one smooth sideSurfaced or dressed lumber
- 36these are planed or dressed lumber of which the number connotes the number of smooth sidesS2S:S4S
- 37S2S:S4S means?Smooth on 2 sides and Smooth on 4 sides
- 38a piece of lumber five inches or larger in its smallest dimensionTimber
- 39a wide piece of lumber from 2 or 5 inches thickPlank
- 40a piece of lumber less than 1 and 1/2 inches thick and at least 4 inches wideBoard
- 41this lumber means kiln driedK.D
- 42Rough lumber with specific measurementRL
- 43Tongue and groove on the edge of the woodT & G
- 44this lumber means board measureB.M
- 45what is AW and AL?ALL WIDTHS and ALL LENGTHS
- 46What are the three hardware?Nails, screws, and fasteners
- 47made of such materials as iron, steel, copper, bronze, aluminum, and stainless steel that have special coatings of zinc, cement, or resinNails
- 48what are the 4 types of nails?Common nails
Box nails
Casing nails
Finishing nails - 49this type of nail have a heavy cross section and are used for rough carpentry worksCommon nails
- 50this type of nail is used for light construction, crating, and boxesBox nails
- 51this type of nail have the same weight as the box nails but have a small conical headsCasing nails
- 52this type of nail is the thinnest and have the smallest heads; it is used in double walling, in cabinets, and in furniture worksFinishing nails
- 53sometimes used instead of nails because of their holding power, less chance of injuring the material, and are easier to remove in case of repairsScrews
- 54Specific details when buying screws:Gauge number, type of head, and length in inches and millimeters
- 55hinges are used to fasten two pieces of wood that need to be closed or open like windows, doors, cabinets, trunks, chests, and boxesfasteners
- 565 types of fastenersHanger bolt, Lug screws, Stone bolts, Corrugated fastener, and steel splines
- 57this fastener has wood screw thread on one end and machine thread on the otherHanger bolt
- 58this fastener is used for rough construction or for concealed work in cabinet makingLug screws
- 59this fastener is used frequently in metal work and in joining center parts in woodworkStone bolts
- 60this fastener is used for rough woodsCorrugated fastener
- 61this fastener can be driven into softwood along the grainSteel splines
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- Economics Flashcards on TLE reviewer (uncomplete), created by Rhian Balunsay on 07/05/2021.
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