| Structure of materials | Stress and strain in materials | Materials Testing | Materials Processing | Materials and the environment |
|---|---|---|---|---|
|
Fabrics are made of a network of threads woven together
How are fabrics structured
|
Stress is what is put on a material, strain is the change in shape caused by the stress
Explain the relation ship of stress and strain
|
Assess their quality, safety, functionality, and reliability
why do we test products/materials?
|
Permanent does not allow the materials to be separated without damaging the surfaces
What are permanent & non-permanent joining methods?
|
the amount of carbon released in the air due to an individual, organisation, or community
What is a carbon footprint
|
|
2
How much types of polymer does wood consist of?
|
Compressive, tensile, torsional, shear
Name the 4 types of stress
|
Measure of how resistant a material is to surface damage
What is a scratch test used for?
|
process.... bins, cones, water tanks,,,
Describe the process of rotational moulding and where you would use it.
|
total amount of energy used in the extraction, manufacturing, marketing, and disposal of a product through it's life
What is embodied energy?
|
|
Large molecules of long chains of repeated units
Plastics are made from polymers, what are polymers?
|
change in length over original length
What is the formula of strain?
|
Hammer hitting the material
Describe the test used for toughness comparison.
|
'locking compounds', polyurethane adhesives, epoxy adhesives, silicone
Name a type of adhesive that solidify by chemical reaction.
|
prevention, reduce, reuse, recycle, recovery, disposal
List out the waste disposal hierarchy .
|
Support Us on Ko-fi