Timbers

Question 1

What kind of trees do hard wood come from?

Answer 1

Deciduous trees with broad leaves which grow in tropical regions
They take up to 100 years to grow.
They have small growth rings and close grains.

Question 2

What are the physical and working properties of beech ( a hardwood )

Answer 2

physical properties - Beech is a slight pink colour with a close grain
working properties - tough, durable and smooth to finish

Question 3

what are the physical and working properties of mahogany ( a hardwood )

Answer 3

physical properties - dark reddish colour with very close grain
working properties - cuts and polishes easily, gives a fine finish and is used in high quality furniture

Question 4

what are the physical and working properties of oak ( a hardwood )

Answer 4

physical properties - moderate brown colour with attractive grain.
working properties - tough, durable, polished well and used in quality furniture

Question 5

what are the physical and working properties of balsa ( a hardwood )

Answer 5

physical properties - pale with wide spaced grain

working properties - very soft and easy to form

Question 6

what kind of trees do soft wood come from

Answer 6

soft wood comes from coniferous trees with needle like leaves which are grown in colder regions
They don’t take that long to grow and they have wide grains

Question 7

what are the physical and working properties of pine ( a softwood )

Answer 7

physical properties - pale colour with aesthetically pleasing grains.
working properties - lightweight, easy to from and used in construction

Question 8

what are the physical and working properties of cedar ( a softwood )

Answer 8

physical properties - pale colour with even texture

working properties - light weight and not as strong as pine

Question 9

what are the uses and working properties of larch ( a softwood )

Answer 9

used in small boats, exterior cladding and fence posts

working properties - durable and resistant to water

Question 10

What are manufactured timbers

Answer 10

A manufactured timber is a timber made up of left over wood such as saw dust or chip wood. This makes it more sustainable and a lot cheaper than hardwood or soft wood.

Question 11

What are the positives of manufactured timbers

Answer 11

They can be made into large sheets and they are a lot cheaper than any other wood

Question 12

what are the physical and working properties of medium-density fibreboard(mdf) a ( manufactured timber)

Answer 12

physical properties - smooth, light brown, can be veneered

working properties - smooth, easy to finish, absorbs warter

Question 13

what are the physical and working properties of plywood ( a manufactured timber )

Answer 13

physical properties - layers of veneer glued at 90 degree angles. Also aesthetically pleasing on the outside layer
working properties - more strength from the extra layers, easy to cut and finish