1.13 Design & Technological Practices Flashcards
What are mechanical properties?
Elements of a material that resist deformation from external forces
What is strength?
Ability to withstand force by compression or tension
What is elasticity?
The ability to return to original shape after external force is applied
What is Plasticity?
The ability to permanently deform without breaking
What is malleability?
The flexibility of a material without fracture
What is ductility?
The ability to be deformed by bending, twisting or stretching
What is hardness?
The ability to resist deformation, penetration or indentation
What is toughness?
The ability to withstand sudden stress or shocks
What is brittleness?
The inability to withstand sudden stress or shocks
What is durability?
The ability to withstand deterioration over time
What is stability?
Ability to resist changes in shape over time.
What are physical properties?
Elements of a material that can be defined or measured such as weight, color or size.
What is density?
Compactness of a material
What is electrical conductivity?
Ability to conduct electricity
What is thermal conductivity?
Ability to conduct heat
