Properties of materials 1

What property of materials refers to the way a material looks or is perceived visually?

• Density

• Appearance

• Durability

• Hardness

What is density defined as?

• Mass per unit volume

• Resistance to fire

• Ability to withstand force

• Energy used in processing

Which materials have high strength but poor thermal insulation?

• Lightweight materials

• Dense materials

• Recycled materials

• Soft materials

What is the ability of a material to withstand the damaging effects of force and weathering called?

• Fire resistance

• Hardness

• Durability

• Strength

What is the ability of a material to withstand fire called?

• Density

• Fire resistance

• Hardness

• Recycling potential

What is the resistance of a metal to indentation known as?

• Strength

• Durability

• Hardness

• Appearance

What term is used to describe the maximal resistance a material can offer to various stresses?

• Density

• Strength

• Fire resistance

• Embedded energy

What does recycling potential refer to?

• Reusing or recycling a material

• Resistance to fire

• Energy used in transport

• Mass per unit volume

What does embedded energy measure?

• The energy used for extraction and processing

• The strength of a material

• The density of a material

• The appearance of a material

What units are used to measure strength?

• kg/m³

• N/mm², kN/mm²

• J/kg

• m/s²