WorksheetsIB DP DT Topic 4.2 b Timbers
Total questions: 14
Worksheet time: 7mins
There are two main categories of natural timbers. They are ...
Softwoods and Hardwoods
Angiosperms and Gramyosperms
Deciduous and Broadleaf
Coniferous and Needle leaf
Softwoods are characterised by their cones and their needle leaves.
True
False
Hardwoods are characterised by their broad leaves and their knotty wood.
True
False
Hardwood trees are slower growing, making the timber sourced from them more expensive.
True
False
Which of the following is a list of Manufactured boards?
MDF, HDF, Particle board
HDF, SDF, Chipboard
Plywood, MDF, SDF
Plywood, HDF, SDF
Plywood is created by gluing thin layers together at 90degrees to each other to improve mechanical strength.
True
False
Timbers can have special finished applied to prevent insects attacking and eating them.
True
False
Timbers can not be treated to prevent fungus.
True
False
Manufactured boards come in regular sizes. An example of the sizes is ...
2440mm x 1120mm, 3mm thick
2240mm x 1120mm, 4mm thick
2440mm x 1220mm, 6mm thick
2540mm x 1220mm, 7mm thick
MDF is a manufactured board with the following features ...
Smooth surface, easy to work with, water resistant.
Easy to work with, paints easily, can be made water resistant.
Hard to cut, chips easily, won't be painted.
Which of the following are examples of Hardwoods?
Beech, Oak, Spruce
Parana Pine, Mahogany, Ash
Teak, Oak, Ash
Beech, Cedar, Oak
Which of the following is a list of Softwoods?
Cedar, Oak, Spruce
Larch, Spruce, Pine
Larch, Ash, Teak
Spruce, Ash, Beech
Beech is a pale Hardwood, it is hard so good for children's toys, it is easy to work with and can be laminated well.
True
False
Softwoods are trees that generally grow quicker and are cheaper, will have knots in the timber and are used for construction.
True
False
