Chapter 4-material Charectoristics

Question 1

Plasticity

Answer 1

Ability to permanently change shape

Question 2

Reforming

Answer 2

Method of shaping materials by melting/softening them in a molten/liquid state, then hardened.

Question 3

Fusibility

Answer 3

Ability to change into a liquid or molten state

Question 4

Tensile

Answer 4

Ability of being drawn out or stretched(to withstand opposing forces)

Question 5

Ductility

Answer 5

Ability to deform usually bystretching lengthwise without cracking or breaking

Question 6

Malleability

Answer 6

Ability of material to permanently deform by beating without heat.mwithout cracking or breaking

Question 7

Hardness

Answer 7

Ability to resist wear, scratching and indentation

Question 8

Toughness

Answer 8

Ability to withstand (impact) blows or shocks without breaking

Question 9

Strength

Answer 9

ability to withstand a impact force and a gradual force without breaking or bending