Starter quiz
- Which of the following are sourced from trees?
- Timber ✓
- Polymer
- Metal
- Paper ✓
- Board ✓
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- Which of these are made from fossil fuels and cannot be replaced?
- Timber
- Polymer ✓
- Metal
- Paper
- Board
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- Timber can be replaced by planting more trees, this makes timber a material which is ...
- 'Sustainable' ✓
- Timber can be categorised into which groups?
- Wood
- Hardwood ✓
- Softwood ✓
- Manufactured boards ✓
- Medium wood
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- Match the type of strength.
- Compression⇔Resists crushing force ✓
- Tension⇔Resists pulling force ✓
- Shear⇔Resists sliding force ✓
- Torsion⇔Resists twisting force ✓
- Bending⇔Resists warping force ✓
- What is a specification?
- Idea drawings
- A list of things a product must have or do ✓
- Plans
- A review of the product
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Exit quiz
- Why do designers consider different materials?
- To select the strongest
- To select the brightest colour
- To select the cheapest
- To select the easiest to manufcature
- To select the most appropriate ✓
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- Materials can be categorised by ...
- Aesthetics ✓
- Properties ✓
- Material groups ✓
- Easiest to use
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- Which word is concerned with appearance and can be defined as 'an appreciation of visual beauty' or 'how it looks'?
- 'Aesthetics' ✓
- Which material is lightweight, can be printed or moulded?
- 'paper' ✓
- Match the physical properties to the correct definition.
- Density⇔How solid a material is. ✓
- Electrical conductivity⇔How well electricity can to pass through. ✓
- Absorbency⇔The ability to soak up liquid, light or heat. ✓
- Thermal conductivity⇔How well heat can to pass through. ✓
- Select the mechanical properties from the list below.
- Density
- Compressive strength ✓
- Conductivity
- Elasticity ✓
- Tensile strength ✓
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Worksheet
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Presentation
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Video
Lesson Details
Key learning points
- Materials can be categorised using aesthetics.
- Materials can be categorised using physical properties.
- Materials can be categorised using mechanical properties.
- Materials can be categorised using the categories paper and board, timber, metal, polymer and textiles.
Common misconception
Wood, plastic and fabric are the correct terminology
Timbers and boards, polymers and textiles are the correct terms
Keywords
Physical properties - characteristic evident all the time and can usually be measured, such as weight
Aesthetics - how the product looks including colour, texture and style or theme.
Mechanical properties - characteristic evident when the material is being worked, reacting to external forces and loads
Strength - the ability to withstand a force
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