Properties and Testing Materials

What is the ability of a material to resist stretching or breaking when pulled?

• The ability of a material to resist stretching or breaking when pulled is known as tensile strength.

• The ability of a material to conduct electricity is known as electrical conductivity.

• The ability of a material to absorb moisture is known as hygroscopicity.

• The ability of a material to resist heat is known as thermal resistance.

Which property describes a material's ability to withstand loads without changing its shape?

• Elasticity

• Plasticity

• Density

• Conductivity

What is the ability of a material to absorb energy before it starts to deform?

• The ability of a material to absorb energy before it starts to deform is known as toughness.

• The ability of a material to absorb energy before it starts to deform is known as elasticity.

• The ability of a material to absorb energy before it starts to deform is known as plasticity.

• The ability of a material to absorb energy before it starts to deform is known as ductility.

How is malleability defined in materials?

• The ability of a material to be hammered or rolled into thin sheets

• The ability of a material to conduct electricity

• The ability of a material to resist corrosion

• The ability of a material to absorb moisture

What is the measure of how well a material conducts heat or electricity?

• The measure of how well a material conducts heat or electricity is called conductivity.

• The measure of how well a material conducts heat or electricity is called density.

• The measure of how well a material conducts heat or electricity is called viscosity.

• The measure of how well a material conducts heat or electricity is called elasticity.

Which property limits damage to a material caused by chemicals or oxidation?

• Chemical resistance

• Thermal conductivity

• Electrical conductivity

• Magnetic permeability

What is the ability of a material to limit distorting and return to its original shape and size?

• The ability of a material to limit distorting and return to its original shape and size is known as elasticity.

• The ability of a material to conduct electricity is known as conductivity.

• The ability of a material to resist heat is known as thermal resistance.

• The ability of a material to absorb moisture is known as hygroscopicity.

How is environmental degradation defined in the context of materials?

• The deterioration of materials due to environmental factors

• The improvement of materials through recycling

• The creation of new materials from natural resources

• The enhancement of material properties through chemical treatment

What type of testing is used to measure a material's ability to resist stretching?

• Tensile Testing

• Compression Testing

• Shear Testing

• Impact Testing

How is hardness testing performed on materials?

• By measuring the resistance to deformation

• By assessing the color change under stress

• By evaluating the electrical conductivity

• By observing the thermal expansion