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DT Timbers Exam Questions Correctly Answered.

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DT Timbers Exam Questions Correctly Answered. Timber - CORRECT ANSWER • Wood that comes from tree trunks then dried and cut into planks •Used for building materials for homes tools furniture •Used a lot as trees grow naturally •The wood is easy to work with •Lightweight •...

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  • July 9, 2024
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  • 2023/2024
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DT Timbers Exam Questions Correctly
Answered.

Timber - CORRECT ANSWER • Wood that comes from tree trunks then dried and cut into planks

•Used for building materials for homes tools furniture

•Used a lot as trees grow naturally

•The wood is easy to work with

•Lightweight

•Strong



Grain - CORRECT ANSWER Fibres that run the length of a tree trunk, which gives it its strength and make
the distinctive patterns you see on timber.



Hardwood - CORRECT ANSWER Comes from deciduous trees and are more expensive as they take longer
to grow (100yrs) and they lose their leaves in winter.



Jelutong (hardwood) - CORRECT ANSWER ✔️advantages : close grain, even, easy to cut and shape

❌disadvantages: soft and not very strong so not good for structural uses

Used for making moulds for casting or vacuum forming



Birch (hardwood) - CORRECT ANSWER ✔️advantages: regular and even grain that's easy to work with

❌ low resistance to rot and insect attack

Used for veneers to make plywood and to surface cheaper materials used for interior doors and
furniture



Ash (Hardwood) - CORRECT ANSWER ✔️Tough, flexible, good elasticity and finishes well

❌Low Resistance to rot and insect attack

Used for handles for tools, sports equipment and ladders

, Oak (hardwood) - CORRECT ANSWER ✔️strong and durable and has an attractive grain when well
finished

❌ expensive, becoming rarer and corrodes iron and Steel

Uses : building houses, high need furniture



Mahogany (hardwood) - CORRECT ANSWER ✔️attractive finish and quite easy to work

❌ expensive and environmental issues and oils in wood can give some people rash and breathing issues

Uses: high quality furniture, windows



Beech (hardwood) - CORRECT ANSWER ✔️tough wood and does not crack or splinter easily and hard

❌ expensive and not very resistant to moisture so not for outside use

Use : toys, sold and laminated furniture



Balsa (hardwood) - CORRECT ANSWER ✔️lightweight and easy to cut

❌ too soft for products

Uses: model making



Softwood - CORRECT ANSWER comes from coniferous trees and only takes ten years to mature so is
cheaper. However it involves mass deforestation which is not environmentally friendly.

The leaves are needle-like and most are evergreen



Pine (softwood) - CORRECT ANSWER ✔️durable and easy to work and quite cheap as it grows fast and
strong

❌ can warp or splinter

Common uses: house construction for roof joints and floorboards and furniture too

Has a pale colour



Cedar (softwood) - CORRECT ANSWER ✔️natural oils make it resistant to water and fungal growth

❌ more expensive than pine but not as strong

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