Properties of construction material Flashcards
What is the primary focus of Pearson Specification Level 3 Unit 1?
The primary focus is on the properties of construction materials.
True or False: Construction materials can be classified as natural or manufactured.
True
Fill in the blank: The three main categories of construction materials are _____, metals, and polymers.
ceramics
What property of construction materials is essential for their performance under load?
Strength
Which type of material is known for its high tensile strength?
Steel
What is the term for the ability of a material to resist deformation?
Stiffness
Multiple choice: Which of the following is a common natural construction material? A) Concrete B) Wood C) Steel
B) Wood
What property measures how much a material can absorb energy before failing?
Toughness
True or False: Thermal conductivity is a property that indicates how well a material can conduct heat.
True
Fill in the blank: The _____ of a material refers to its density and how heavy it is for a given volume.
specific weight
What is the significance of the compressive strength of concrete?
It determines how much load the concrete can withstand before failing.
Multiple choice: Which property is measured in Pascals? A) Density B) Strength C) Conductivity
B) Strength
What does the term ‘durability’ refer to in construction materials?
The ability of a material to withstand weathering and environmental conditions over time.
True or False: All metals have the same thermal expansion properties.
False
Fill in the blank: _____ is the property that allows materials to return to their original shape after a load is removed.
Elasticity
What is the purpose of testing the fire resistance of construction materials?
To ensure safety and compliance with building codes.
Multiple choice: Which material is considered a poor insulator? A) Wood B) Concrete C) Glass
C) Glass
What is meant by the term ‘workability’ in relation to construction materials?
The ease with which a material can be mixed, placed, and finished.
True or False: The modulus of elasticity is a measure of a material’s ability to conduct electricity.
False
Fill in the blank: The _____ test is commonly used to determine the compressive strength of concrete.
cube
What is the primary factor affecting the corrosion resistance of metals?
The presence of moisture and corrosive agents.
Multiple choice: Which of the following materials is most commonly used for structural applications? A) Glass B) Steel C) Plastic
B) Steel
What is the impact of moisture content on wood as a construction material?
It affects strength, durability, and dimensional stability.
True or False: All construction materials are recyclable.
False
