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A Level DT (in Progress) > Woods > Flashcards

Woods Flashcards

1
Q

Hardwoods are produced from ______ leaved trees

A

Broad

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2
Q

Are hardwoods found what type of climate (don’t overcomplicate it)

A

Warm

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3
Q

How long does it take for a hardwood tree to mature?

A

About 100 years ago

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4
Q

Hardwood is usually:
Tough and strong Or Easy to work with and light weight

A

Tough and strong

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5
Q

which wood has a close grain?

A

hardwoods

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6
Q

Why are hardwoods an environmental issue?

A

They are slow growing so often take a long time to replace, meaning we cut down at a faster rate than growing back

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7
Q

Three advantages of oak

A

•strong hard and tough
•works well
•Durable

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8
Q

4 disadvantages of oak

A

•expensive
•heavy
•prone to splitting
•can be physically hard

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9
Q

Oak is used in…

A

furniture

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10
Q

Is oak hardwood or softwood?

A

Hardwood

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11
Q

Name 5 hardwoods

A

Balsa, Julatong,Beech, Mahogany, Oak

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12
Q

Is mahogany hardwood or softwood?

A

Hardwood

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13
Q

Name three advantages of Mahogany

A

•easy to work
•durable
•finishes well

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14
Q

Name three disadvantages of Mahogany

A

•the grain can be variable
•prone to warping
•physical hardness varies

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15
Q

3 applications of Mahogany

A

•furniture
•veneers
•floorboards

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16
Q

Is Beech a hardwood or softwood?

A

Hardwood

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17
Q

Three advantages of Beech

A

•physically hard
•tough
•polishes well

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18
Q

Disadvantages of Beech

A

•prone to warping
•not suitable for outdoors
•can be difficult to work with

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19
Q

3 applications of beech

A

•workshop benches
•school desks
•furniture

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20
Q

Is Juletong a hardwood or softwood?

A

Hardwood

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21
Q

Where is Juletong from?

A

Indonesia

22
Q

Properties of Juletong (3)

A

-low density
- straight grain
- fine texture

23
Q

Is Balsa wood a hardwood or softwood?

A

Hardwood

24
Q

Where is Balsa wood from?

A

South America

25
Q

What are three properties of Balsa wood

A
  • extremely buoyant
  • very soft and light
  • low density but high strength
26
Q

Softwoods are produced from connifers with ______-like leaves

A

Needle

27
Q

How long do softwoods take to mature?

A

About 30 years

28
Q

Softwood is a _______ resource making it both cheaper and more environmentally friendly

A

Managed

29
Q

Common properties of softwoods:

A

Easier to work with and lightweight so better for modelling applications

30
Q

Name four softwood types

A

Redwood, Larch, Cedar and pine

31
Q

Is pine softwood or hardwood?

A

Softwood

32
Q

Is cedar hardwood or softwood?

A

Softwood

33
Q

What type of wood is larch?

A

Softwood

34
Q

What type of wood is Redwood?

A

Softwood

35
Q

What’s one disadvantage of Pinewood?

A

It has lots of knots

36
Q

Two advantages of pine

A
  • straight grain
  • Easy to work
37
Q

Uses of pine woods (4)

A

•construction
• Roof joists
• Floorboards
• Furniture

38
Q

Advantages of cedar wood (4)

A

Light weight
Knot free
Soft, straight grain
Natural oils make it durable against weather

39
Q

Disadvantages of cedar wood

A

Weak
Expensive

40
Q

Uses of cedar

A

Outdoor stuff
Cladding of external buildings
Wall panelling

41
Q

Advantages of larch

A

Saws, machines and finishes fairly well
Fine grain (looks good)

42
Q

Disadvantages of Larch

A

Weak
Expensive

43
Q

Uses of larch

A

Heavy, structural work
Furniture

44
Q

Disadvantages of larch

A

Knots
Resinous with sticky timber

45
Q

Is redwood hardwood or softwood

A

Softwood

46
Q

Advantages of redwood

A

Easy to work with
Durable
Straight grain
Stable ( doesn’t crack check or warp)

47
Q

Disadvantages of redwood

A

Coarse texture
Low natural lustre (not shiny)

48
Q

Uses of redwood

A

Veneer
Posts, decking
Musical instruments

49
Q

What does the fine grain of a wood mean?

A

It has small pores that don’t vary much in size

50
Q

Which way would a plank of wood cup?

A

Same way as the rings

A Level DT (in Progress) (7 decks)

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