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GCSE DT > Section A > Flashcards

Section A Flashcards

1
Q

Why do designers use industry?

A

To continuelly improve the efficency and quality in manufacturing products and materials

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2
Q

Advantages of Automation/Robotics?

A

Increased the efficiency of production
Accurate and consistent output
Ability to work in a variety of environments

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3
Q

Disadvantages of Automation/Robotics?

A

Expensive to set up
Replaces workforce leading to some job loses
No human decision making

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4
Q

Enterprise

A

Th ability to identify a business opportunity, develop it and make it commercially successful

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5
Q

Types of enterprise?

A

Crowd funding
Virtual marketing
Cooperative
Fair trade

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6
Q

Life-cycle process?

A
  1. Extraction and processing
  2. Manufacturing and production
  3. Distribution
  4. Use
  5. End of life
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7
Q

Types of production techniques?

A

Continuos production
Batch production
Mass production
Flexible manufacturing system
Lean manufacturing
Just in Time

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8
Q

Advantages of CAD?

A

Accurate designs
Changes can be easily made
Software can automate some design tasks

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9
Q

Disadvantages of CAD?

A

Cost of software
Work maybe lost
Time taken to learn complex software

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10
Q

Types of energy generation?

A

Fossil fuels
Nuclear power
Renewable energy

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11
Q

Types of renewable energy?

A

Wind power
Tidal power
Solar panels
Biomass
Hydroelectric

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12
Q

Types of energy storage?

A

Kinetic energy
Batteries
-alkaline
-rechargeable

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13
Q

Types of modern materials?

A

Graphene
Metal foam
Liquid crystal display
Coated metals
Titanium
Nanomaterials

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14
Q

What are Smart materials?

A

Responsive materials that are designed to react to an external stimuli

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15
Q

Types of smart materials?

A

Thermochromic
Photochromic
Phosphorescent
Piezoelectric
Shape memory alloy
Quantum tunelling composite
Polymorph

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16
Q

Composite material?

A

A material composed of at least two properties. Properties are superior of those of individual components

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17
Q

Types of composite materials?

A

Glass reinforced plastic
Carbon fibre reinforced plastic

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18
Q

Types of composite materials?

A

Glass reinforced plastic
Carbon fibre reinforced plastic

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19
Q

Types of technical textiles?

A

Gore-Tex
Kevlar
Microfibres
Fire resistant fabrics
Conductive fabrics
Protective clothing

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20
Q

Types of inputs?

A

Light dependent resistor
Pressure sensor
Switch
Temperature sensor

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21
Q

Types of processes?

A

Resistor
Microcontroller

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22
Q

Types of outputs?

A

Buzzer
Lamp
Light emitting diode
Speaker

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23
Q

Types of movement?

A

Linear
Reciprocating
Oscillating
Rotary

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24
Q

What is a linkeage?

A

A mechanism made by connecting rigid parts. Can change the magnitude of a force, change the direction of a force, or transform it into a different motion

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25
Q

Cam?

A

Used to change rotary motion into reciprocating motion through the use of a follower

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26
Q

Types of cams?

A

Circular cam
Pear cam
Snail cam
Heart shaped cam

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27
Q

What are gears?

A

Oothed wheels, that mesh to transform motion from one part of a machine to another

28
Q

Types of gears?

A

Drive gear
Idler gear

29
Q

What are pulleys?

A

Help life a load providing a mechanical advantgage

30
Q

Types of pulleys?

A

Fixed pulley
Block and tackle pulley

31
Q

What are physical properties?

A

Can be measured in their natural state

32
Q

What are working properties?

A

Describe how materials responds when it is manipulated or worked

33
Q

Types of physical properties?

A

Absorbency
Density
Electrical conductivity
Fusibility
Thermal conductivity

34
Q

Types of working properties?

A

Ductility
Elasticity
Hardness
Malleability
Strength
Toughness

35
Q

Types of papers?

A

Layout
Tracing
Cartridge
Bleed proof
Grid

36
Q

Types of boards?

A

Corrugated card
Foil-lined
Duplex
Foam core
Ink jet
Solid white

37
Q

Types of timbers?

A

Hardwood
Softwood
Manufactured boards

38
Q

What are Hardwood timbers?

A

From a decidious tree
Usually broad-leafed
Takes longer to grow
Relatively expensive

39
Q

What are softwood timbers?

A

From Coniferous trees
Usually bears needles and cones
Shorter growing
Relativeky cheaper

40
Q

Types of hardwood?

A

Ash
Mahogony
Oak
Beech
Balsa

41
Q

Types of softwood?

A

Pine
Spruce
Larch

42
Q

What are manufactured boards?

A

Sheets of processed natural timber waster products or veneers combined with adhesives

43
Q

Types of manufacture boards?

A

Chipboard
Plywood
Medium density fibreboard

44
Q

Types of metals?

A

Ferrous
Non-ferrous

45
Q

What are ferrous metals?

A

Contain iron
Are magnetic
Have high tensile strength

46
Q

What are non-ferrous metals?

A

Do not contain iron
Non-magnetic
Higher resistance to rust

47
Q

Types of ferrous metals?

A

Cast iron
Low carbon steel
High carbon steel

48
Q

Types of non-ferrous metals?

A

Aluminium
Zinc
Copper
Tin

49
Q

What are alloys?

A

Mixture of one pure metal and another element

50
Q

Types of alloys?

A

High speed steel
Stainless stell
Brass

51
Q

What are thermoforming polymers?

A

They can be formed into complex shapes and reformed multiple times

52
Q

What are thermosetting polymers?

A

Once formed or set, cannot be reformed

53
Q

Types of thermosetting polymers?

A

Polyester resin
Exposy resin
Urea formaldahyde
Phenol formaldahyde
Melamine formaldahyde

54
Q

Types of thermosforming polymers?

A

Polypropylene (PP)
High density polyethylene (HDPE)
High impact polystyrene (HIPS)
Polyethylene terephthalate (PET)
Acrylic
Polyvinyl chlorid (PVC)

55
Q

Types of textiles?

A

Natural fibres
Synthetic fibres
Blebded fibres
Woven cloth
Non-woven fabric
Knitted fabric

56
Q

Whate are natural fibres?

A

Made from plant or animal-based fibres

57
Q

What are synthetic fibres?

A

Made from chemically produced polymers

58
Q

What are blended fibres?

A

Combine two or more types of fibres to produce a fabric with useful properties

59
Q

What are woven cloth?

A

Made up of two sets pf yarns which are threaded at 90 degrees to each other

60
Q

What are non-woven fabrics?

A

Made directly from fibres without being sprun into yarns

61
Q

What are knitted fabrics?

A

A technique of interlocking yarn loops together to produce a fabric

62
Q

Types of natural fibres?

A

Cotton
Silk
Wool

63
Q

Types of synthetic fibres?

A

Polyamide
Elastane
Polyester

64
Q

Types of blended fabrics?

A

Polycotton

65
Q

Types of woven cloth?

A

Plain weave

66
Q

Types of non-woven fabrics?

A

Bonded fabric
Felted fabric

67
Q

Types of knitted fabric?

A

Weft knitting
Warp knitting

GCSE DT (4 decks)

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