1.1a Hardwoods Flashcards
1
Q
State the three types of woods
A
- Hard woods
- Soft woods
- Manufactured boards
2
Q
Describe natural wood
A
- Only available at the maximum width of the tree
- To produce wider, planks need to be joined together
3
Q
Define hardwood and give five examples
A
Wood from broadleaved deciduous trees.
- Oak
- Mahogany
- Beech
- Jelutong
- Balsa
Slower growing and more expensive than softwood
4
Q
State three properties/characteristics of oak
A
- Tough
- Hard
- Durable
- Good weather resistance
- Contains tannic acid, which will corrode steel screws or fixings
5
Q
State two uses of oak
A
- Furniture
- Flooring
- Construction, boat building, and carpentry
6
Q
State three properties/characteristics of mahogany
A
- Durable
- Interlocking grains (which could make it difficult to work)
- Excellent for carving
- Finishes well
7
Q
State two uses of mahogany
A
- Outdoor furniture
- Good quality furniture
- Veneers
8
Q
State three properties/characteristics of beech
A
- Tough
- Hard
- Close grained
9
Q
State two uses of beech
A
- Furniture
- Toys
- Kitchen utensils
- Tools handle
10
Q
State three properties/characteristics of jelutong
A
- Straight grain
- Easy to cut, sand, and carve
- Can be brittle
11
Q
State two uses of jelutong
A
- Pattern and mould making
- Carvings
12
Q
State four properties/characteristics of balsa
A
- Off white pinkish colour
- Straight grain
- Low density
- Lightweight
13
Q
State three uses of balsa
A
- Model making (e.g model aircraft/archictect models)
- Surfboard cones and life rafts (due to buoyancy)
