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WorksheetsBuilding Technology 1: Building Materials
Total questions: 40
Worksheet time: 13mins
Type of wood that comes from conifers which have needles instead of leaves
Hardwood
Softwood
Plywood
Boardwood
Type of wood that comes from broad-leaved or deciduous trees.
Hardwood
Softwood
Plywood
Boardwood
Which is not a characteristic of a hardwood?
Heavy
Less environmental impact
Darker color
More expensive
Central core of a log
Sapwood
Heartwood
Trunk
Annual rings
Defect of wood: Caused by the attacked of fungi.
Checks
Shakes
Decay
Knots
Defects of wood: these are cracks between and parallel to the annual rings of growth.
Decay
Knots
Shakes
Checks
Defects of wood: These are irregular growths in the body of a tree which interrupt the smooth curve of the grain. The fibers of the tree are turned from their normal course and grow around the knot at that point of the tree
Pitchpockets
Wane
Knots
Shakes
Defects of Wood: These are well-defined openings between annual rings containing solid or liquid pitch.
Knots
Pitchpockets
Wane
Checks
Refers to wood cut radially to the annual rings of growth parallel to the rays or, in commercial practice, cut with the annual growth rings at an angle 45 to 90 degrees
Plainsawn
Quartersawn
Riftsawn
Jigsawn
lumber is preferable when a pleasing pattern is required, as in wall paneling.
(a)
What is the board feet of a piece of 1"x8"x10" lumber?
4
7
9
10
Most common wood composite made of several thin plies or veneers of wood that have been glued together.
Lumber
Plywood
Hardboard
Flyboard
Hardboard is sometimes known as
(a)
Made by bonding together wood particles with an adhesive under heat and pressure to form a rigid board with a relatively smooth surface, often faced with veneer.
Plywood
Hardwood
Chipboard
Particleboard
It is dense, flat, stiff, has no knots and is easily machined. Its fine particles provide a material without a recognizable "grain".
(a)
Use to hide imperfections of corners between the wall and floor
crown
dado
baseboard
apron
a proportioned mixture of cement, aggregate, and water.
(a)
How many kg is a bag of cement. (Philippines)
30
40
50
65
(aggregates smaller than 6mm (¼”) in size) consist of sand, stone screenings or other inert materials of similar characteristics
Fine
Pebble
Coarse
Grain
(aggregate larger than ¼” in size) consists of crushed stones, gravel or other inert materials of similar characteristics.
Fine
Pebbles
Coarse
Grain
Concrete Proportions: for concrete under water, retaining walls
Class AA
Class A
Class B
Class C
Concrete Proportions: for suspended slabs
Class AA
Class A
Class B
Class C
Concrete Proportions: for reinforced concrete slabs on fill
Class AA
Class A
Class B
Class C
Admixture: use to speed up setting time of concrete
(a)
Admixture: use to slow down the hydration of cement
(a)
What is an igneous rock?
Marble
Basalt
Chalk
Sandstone
What is not a Sedimentary rock?
Sandstone
Basalt
Shale
Chalk
What is a metamorphic rock
Basalt
Kimberlite
Marble
Slate
This is the stone masonry type where stones
employed are either undressed or roughly
dressed.
(a)
In ashlar masonry, square or rectangular blocks
that are used are dressed and have an
extremely fine bed and end joints.
(a)
Identify
(a)
Vernacular Term: Ceiling
(a)
Vernacular Term: Ceiling Joist
(a)
Vernacular Term: CHB Laying
(a)
Vernacular Term: Collar Plate
(a)
Identify
(a)
Vernacular Term: Crushed Stone
(a)
English Term: Abang
(a)
English Term: Tubo de Banada
(a)
Identify
(a)
