Timbers

Which is the correct spelling for a tree that loses its leaves in Autumn/Winter?

• Deciduous

• Desiduwus

• Decidous

• Desidous

Answer explanation

Deciduous trees lose their leaves in Autumn. This results in them taking longer to grow fully compared to Coniferous trees.

What tree keeps its leaves and is also known as evergreen?

(a)  

Which tree grows slower?

• Deciduous

• Coniferous

• Manufactured boards

Which tree produces more expensive timber?

• Deciduous

• Coniferous

• Manufactured boards

MDF stands for?

• Medium Dense Fireboard

• Medium Density Fibreboard

• Miniture Density Fibreglass

• Massive Density Fractureboard

Select the hardwoods from the below list

• Ash

• Beech

• Oak

• Mahogany

• Balsa

Natural timber is classified into two main categories:

• Softwood

• Leanwood

• Biowood

• Hardwood

• Manufactured Boards

What is seasoning?

• The process of cleaning timber

• The process of adding fragrance to timber

• The process of adding spices to timber

• The process of drying out the water from timber

Properties of Hardwood?

• Appealing aesthetics and therefore desirable

• Generally used for high quality furniture

• Cheaper than softwoods

• Greater density therefore greater mechanical strength than soft woods​

• Have no grain

Properties of Softwood

• Can be harder than hard woods

• Pine changes colour when exposed to light

• Prone to decaying, warping, splitting etc.

• Very expensive