WorksheetsUnit 6 - Materials
Total questions: 15
Worksheet time: 9mins
A material trait in terms of the kind and magnitude of response to a specific imposed stimulus is called ...
(a)
Railway tracks get expand due to extreme heat is an example of .....
mechanical properties
thermal properties
optical properties
deteriorative properties
The arrangement of a material's internal components is called the (a)
This ability allows the material to resist fracturing when force is applied.
oxidation
hardness
strength
toughness
Any process in which oxygen combines with an element or substance, either slowly or rapidly
abrasion
reduction
oxidation
erosion
The deterioration of a metal as a result of chemical reactions between it and the surrounding environment is called
corrosion
erosion
abrasion
wear
When a material is able to withstand friction, essentially abrasion resistance, it is...
flexible
ductile
hard
brittle
The tendency of a material to fracture or fail upon the application of relatively small amount of force, impact, or shock
toughness
wear
fatigue
brittleness
The ability to return to its original shape when a force is removed
machinability
elasticity
strength
absorbency
The ability to retain the new shape when a force is removed
ductility
elasticity
plasticity
absorbency
Metals that include pure iron and alloys of iron are called .... metals
ferrous
white
black
non-ferrous
(a) is a metal made by combining two or more metallic elements
A constituent of composites that functions as a binder for reinforcement
load bearing element
matrix
reinforcement material
resin
The alloy of copper and tin is called ...
brass
copper
bronze
white metal
Alloys of iron and carbon containing less than 2% carbon are ...
steels
cast iron
pig iron
grey cast iron
