Revision - physical properties Flashcards Preview

BDS3 Dental Materials Sciences > Revision - physical properties > Flashcards

Flashcards in Revision - physical properties Deck (8)
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1
Q

Define compressive strength

A

stress required to cause fracture

2
Q

elastic modulus

A

stress required to cause a change in shape

3
Q

ductility

A

dimensional change experienced before fracture

4
Q

hardness

A

resistance of surface to indentation or abrasion

5
Q

translucency

A

the relative amount of light transmission through an object

6
Q

opalescence

A

the visual property of an object having a milky brightness and a play of colours from the surface

7
Q

work hardening

A

the increase in hardness of a metal induced by physical properties such as bending or hammering

8
Q
A