Key Terms

Question 1

Elasticity

Answer 1

Ability of a material to return to its original shape once deformed

Question 2

Ductility

Answer 2

Ability of a material to be drawn or stretched

Question 3

Brittleness

Answer 3

Tendency of a material to fracture under stress

Question 4

Malleability

Answer 4

Ability of a metal to be permanently deformed without cracking

Question 5

Hardness

Answer 5

Ability of a material to withstand indentation, abrasion or scratching

Question 6

Toughness

Answer 6

Ability of a material to withstand sudden impacts and shocks

Question 7

Plasticity

Answer 7

Ability of a material to change shape without cracking or breaking

Question 8

Durability

Answer 8

Ability of a material to withstand wear, especially as a result of weathering

Question 9

Conductivity

Answer 9

Ability of a material to conduct heat or electrical energy

Question 10

Strength

Answer 10

Ability of a material to withstand a force without breaking or bending

Question 11

Fusibility

Answer 11

Ability of a material to change into a liquid or molten state when heated to its melting point