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Design > Woods - Hard and Soft > Flashcards

Woods - Hard and Soft Flashcards

1
Q

Deciduous Trees are

-Oscar Lawson

A

Leaf losing trees that make hard woods

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2
Q

Coniferous Trees are

-Oscar Lawson

A

Evergreen trees that make soft woods

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3
Q

The characteristics of Oak Wood

-Oscar Lawson

A

Strong, tough and durable hard wood.

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4
Q

The characteristics of Beech Wood are…?

-Oscar Lawson

A

The characteristics of Beech Wood are:
Hard with close grain which works and Finishes well.
Strong however not durable outdoors.

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5
Q

The characteristics of Mahogany are…?

-Oscar Lawson

A

The characteristics of Mahogany are

Hard and strong but difficult to get a good finish.

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6
Q

Annular rings seen in wood are

-Ivan K

A

The number of rings indicate how old a tree is, i.e; 100 rings=100 years

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7
Q

Which kinds of trees are Hard Woods?

-Ivan k

A

Hard woods are deciduous trees. They are Slow growing(100 years to reach maturity)

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8
Q

Which kinds of tree are Soft Woods?

-Ivan K

A

soft woods are coniferous trees. They reach generally maturity in 30 years

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9
Q

Tree growth depends on

-Ivan K

A

the kind of tree
Soil conditions
Position of tree( how much light it receives)
Climate

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10
Q

Properties of Teak Wood are..?

-Ivan K

A

Fire resistant

Aesthetically appealing. Rich golden-brown colour

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11
Q

How many rings does a tree gain every year

Robbie.m

A

1

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12
Q

Categories of woods are

-Oscar Mabon

A

Hard:
Come from deciduous trees

Soft:
Come from coniferous trees

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13
Q

Negative properties of Soft Woods include…

-Alex McGinn

A

More likely to rot than hardwoods, less dense than hardwoods, more pronto damage due to moisture being absorbed in ingrain.

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14
Q

The characteristics of Oak wood are…?

-Oscar Mabon

A

The characteristics of Oak wood are:
Very strong
Tough
Durable

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15
Q

The characteristics of Beech wood are…?

-Oscar Mabon

A

The characteristics of Beech wood are
Close grain works and finishes well
Hard and strong
Not durable outdoors

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16
Q

The characteristics of Mahogany wood are…?

-Oscar Mabon

A

The characteristics of Mahogany wood are:
Hard and strong
Not easy to finish
Expensive indoor work only

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17
Q

The main origin of Oak is

-Oli Shaw

A

Europe and USA

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18
Q

The main origin of Mahogany is

-Oli Shaw

A

Central and South America

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19
Q

The main origin of Beech is

-Oli Shaw

A

Europe

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20
Q

The main origin of ash is

-Oli Shaw

A

Europe

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21
Q

The main origin of Birch is

-Oli Shaw

A

Europe

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22
Q

The main origin of Pine is

-Oli Shaw

A

Northern Europe

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23
Q

The properties of Teak wood are…

-Oscar Mabon

A

The properties of Teak wood are:
Very durable
Fire resistant
Quickly blunts tools

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24
Q

How many rings does a tree gain every year

Robbie.m

A

A tree gains one growth ring a year.

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25
Q

Which is generally cheaper? Soft woods or Hard woods?

-Alex McGinn

A

Soft woods are generally cheap[er because they take less time to mature than hardwoods

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26
Q

Timber: Pine properties are…

-Alex McGinn

A

Easy to work, Knotty andiron to warping

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27
Q

Timber: Pine properties

A

Easy to work, Knotty andiron to warping

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28
Q

Timber: Pine uses are…

-Alex McGinn

A

Constructional wood work (joists, roof trusses).
Floorboards.
Children’s toys.

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29
Q

Hardwoods are generally more ______ and more ______ than softwoods

-Humphrey Marsh

A

Hardwoods are generally more EXPENSIVE and more DURABLE than softwoods.

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30
Q

Which type of wood contains fibrous materials?

  • Humphrey Marsh
A

Hardwoods

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31
Q

What is the name of centre and darker part of the tree?

-Humphrey Marsh

A

Heartwood

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32
Q

Where do softwoods most commonly grow?

  • Humphrey Marsh
A

Places in colder climates e.g. Scandinavia and Canada

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33
Q

Which wood is best for model making or light weight construction ?

Robbie.M

A

Balsa is best for model making or light weight construction because it is very light but strong for its weight.

34
Q

What are annular rings

-Krystian Shanahan

A

Rings gained per year of growth

35
Q

Properties of mahogany wood are

-Krystian shanahan

A

Hard and strong but expensive

36
Q

What are two ‘natural’ ways soft woods may be damaged

- Krystian shanahan

A

Insect attack & rot

37
Q

Soft woods are generally less strong or hard compared to hard woods, which is because..
- Krystian Shanahan

A

softwoods are generally less strong or hard than hardwoods because soft woods are less dense

38
Q

Where are mahogany trees found

- Krystian Shanahan

A

Central and South America

African Mahogany is older, more sought after, and much more rare.

39
Q

Oak trees originate from…

Nathan P

A

Europe, USA

40
Q

Mahogany Trees originate from…

Nathan P

A

Central and South America

41
Q

Beech trees originate from…

Nathan P

A

Europe

42
Q

Ash trees originate from…

Nathan P

A

Europe

43
Q

Birch trees originate from…

Nathan P

A

Europe

44
Q

Pine trees (Scots) originate from…

Nathan P

A

Northern Europe

45
Q

Soft woods are, unfortunately, more prone to…

Nathan P

A

Insect and Bug attack

Rot

46
Q

What usually gives wood a greater mechanical strength and hardness

Robbie.m

A

The more dense the wood, generally, the greater mechanical strength and hardness

47
Q

When do soft woods generally reach maturity ?

Robbie.M

A

30 years

48
Q

A use of Oak is …

Kei Y

A

High quality furniture
garden benches
boat building
veneers

49
Q

Why is the end grain more prone to damage?

Robbie.m

A

End grain is more prone to damage because more moisture can be absorbed hygroscopically in and out.

50
Q

Do hardwoods grow slower than softwoods?

Caspar Tyser

A

Yes

51
Q

A use of mahogany is …

Kei Y

A

indoor furniture
interior woodwork
window frames
veneers

52
Q

A use of beech is …

Kei Y

A

workshop benches
children’s toys
interior furniture

53
Q

Which wood (Hard or soft wood) is usually better for carving?

Caspar Tyser

A

Hardwoods

54
Q

Uses of Ash are …

Kei Y

A

sports equipment
ladders
laminated furniture
tool handles

55
Q

Which wood (hard or soft) grows slower?

Caspar Tyser

A

Hardwood

56
Q

Is bamboo a wood?

Caspar Tyser

A

No, it is a type of grass.

57
Q

What is the main difference between hard and soft woods in their micro-structures?

Caspar Tyser

A

Whether they are fibrous (in hardwoods) or tubular (in softwoods).

58
Q

What is slower growing? soft woods or hard woods?

-Alfie Turner

A

hard

59
Q

which hard wood is used for flooring, functional furniture, tools and toys?

-Alfie Turner

A

Beech

60
Q

How long do soft woods take to reach maturity?

-Alfie Turner

A

approximately 30 years

61
Q

Rot starts at a particular part of a piece of timber - which part?

Alfie Turner

A

end grain

62
Q

What is the most central section through a tree called?

-Lucas M

A

Heartwood

63
Q

What are four things tree growth depends on?

-Lucas M

A

The kind of tree
Soil conditions
Position of the tree- how much light
The climate- hot and wet is faster growing

64
Q

Is pine a softwood or a hardwood?

-Lucas M

A

Softwood

65
Q

Is Mahogany dark or light in appearance?

-Lucas M

A

Dark

66
Q

Is oak a hardwood or softwood

-Joe K

A

Hardwood

67
Q

What are the uses of walnut wood?

-Casper K

A

Furniture
Flooring
Interior decoration
Instruments

68
Q

What types of trees does hard wood come from?

-Yan K

A

Deciduous

69
Q

What types of trees does soft wood come from?

-Yan K

A

Coniferous

70
Q

Wha† type of wood is Teak?

-Yan K

A

Hardwood

71
Q

What is teak wood used for?

-Yan K

A

Fine Furniture

72
Q

What are the properties of pine wood?

-Yan K

A

Knotty and prone to warping

Easy to work

73
Q

What are the two catagories of wood?

-Ssnehnil G

A

Hard and Soft

74
Q

What colour is cherry wood?

A

reddy-beige

75
Q

What type of trees does hardwood come from?

A

angiosperm trees - large leaf, fruit and nut, deciduous (leaf losing) trees

76
Q

What percentage of lumber is made up of softwoods?

A

80%

77
Q

Is balsa a hardwood?

A

Yes

78
Q

Are softwoods always softer than hardwoods?

A

No

79
Q

Oak, Mahogany, Beech, Ash and Birch are all what?

  • Harry DFF
A

Hardwoods

80
Q

Why are hardwoods more expensive than soft woods

A

They take longer to grow

81
Q

Why are hard woods more durable than soft woods

A

Slower growing causes denser fibres in the trunk

82
Q

Soft woods are more prone to damage due to moisture being absorbed where?

A

The endgrain

Design (31 decks)

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