Theory - Woods

Question 1

What is a laminated board

Answer 1

Wood layered on top each other

Question 2

Timber is a……material

Answer 2

Natural

Question 3

Hardwoods come from……….trees

Answer 3

Deciduous trees

Loose their leaves in winter

Question 4

Give some properties of deciduous trees

Answer 4

Broad leaves
Slower growing than soft wood
Generally more expensive than softwood
Good resistance to decay

Question 5

Give 5 hardwoods

Answer 5

Ash
Beech
Mahogany
Oak
Balsa

Question 6

What is Ash used for and why

Answer 6

Sports equipment and ladders
Tough and flexible
Finishes well

Question 7

What is Beech used for and why

Answer 7

Furniture
Children toys
Worship handles

Hard and strong
Prone to splintering

Question 8

What is Mahogany used for and why

Answer 8

Good quality furniture
Veneers

Strong and durable
Available in wide planks

Question 9

What is Oak used for and why

Answer 9

Timber framed buildings
High quality furniture
Flooring

Hard, tough and durable
Can be finished to a high standard

Question 10

What is Balsa used for and why

Answer 10

Model making
Floats and rafts

Strong and durable
Lightweight
Easy to work with

Question 11

What trees do softwoods come from

Answer 11

Coniferous trees

Question 12

What are the properties of coniferous trees

Answer 12

Evergreens
Needless rather than leaves
Quick growing
Generally less expensive than hardwoods
Poor resistance to decay
Less dense than hardwoods
Very sustainable and renewable

Question 13

How many years does it take for a pine tree to grow

Answer 13

30 years

Question 14

Give 3 softwoods

Answer 14

Pine
Spruce
Larch

Question 15

What is Pine used for and why

Answer 15

Furniture and window frames

Light yellow in colour
Soft and easy to work
Cn be quite knotty though

Question 16

What is Spruce used for and why

Answer 16

Bedroom furniture
Stringed musical instruments.

Creamy white in colour
Easy to work
Small knots
Lightweight with resistant properties

Question 17

What is Larch used for and why

Answer 17

Fencing
Cladding
Decking

Relish in colour
Tough but easy to work
Naturally resistant to rot

Question 18

Manufactured boards were developed as an alternative to…………….

Answer 18

Natural timbers

Question 19

Did manufactured boards prove to be popular

Answer 19

Yes!

Son popular that in many applications they have almost completely replaces the use of natural timber

Question 20

In what areas are manufactures boards extensibly used

Answer 20

Kitchen manufacturing and self-assembly furniture.

Question 21

What are compressed boards

Answer 21

Particles, chips or flakes of wood are glued together under pressure.

Question 22

What are laminated boards

Answer 22

Several layers of wood glues together

Question 23

Give some advantages of manufactured boards

Answer 23

Popular and versatile
Can be wider than a tree
Less expensive
50/50 renewable as glue makes it hard to recycle
Can put a veneer on cheap wood to make it look expensive
Less likely to twist, wrap or split

Question 24

Give 6 manufactured woods

Answer 24

Plywood
Block board
Chipboard
MDF
Hardboard
Sterling board

Question 25

What is Plywood used for and how is it formed

Answer 25

Cheap quality furniture and simple joining Softwood plywood tends to be used in the construction industry of roofs, walls and floors. A composite material Composed of individual piles of wood.The piles are glued together with synthetic resin.

Question 26

What is Block board used for and how is it formed

Answer 26

Building material and furniture manufacture including fitted kitchens and bedrooms A type of plywood but up with softwood strips bonded together with adhesives and covered with a sheet of plywood either side.

Question 27

What is Chipboard used for and how is it formed

Answer 27

Used in cheap furniture Made by small chips of wood bonded together with resin and formed into sheets by compression

Question 28

What is Hardboard used for and how is it formed

Answer 28

Covering curved structures and door panels A very cheap particle board which sometimes has a laminated plastic surface.

Question 29

What is Hardboard used for and how is it formed

Answer 29

Covering curved structures and door panels A very cheap particle board which sometimes has a laminated plastic surface.

Question 30

What is Sterling board used for and how is it formed

Answer 30

Protect windows of empty buildings or to make e products that need to be protected against the elements,. (Fishing, boxes and shed flooring). Softwood strands compressed and glued together withe exterior grade, water resistant resin.

Question 31

What does MDF stand for

Answer 31

Medium Density Fire-board