Construction Materials research activity.

Which of the following is not a type of material listed in the learning material?

• Ferrous metals

• Alloys

• Glass

• Fireclays/ceramics

What type of plastics are mentioned in the learning material?

• Thermosetting and thermoplastic

• Biodegradable and non-biodegradable

• Flexible and rigid

• Polyethylene and polypropylene

Which of the following materials is known for its use in soldering processes according to the learning material?

• Alloys and solders

• Natural and synthetic rubbers

• Plastics

• Fireclays/ceramics

What type of material are fireclays classified as?

• Transparent material

• Refractory material

• Porous material

• Elastic material

What is the term used for the process that increases the strength and elasticity of natural rubber?

• Polymerization

• Vulcanization

• Carbonation

• Siliconization

Which of the following is not a type of synthetic rubber?

• Silicone

• Polyethylene

• Neoprene

• Butadiene

Which factors contribute to the degradation of a material?

• Time, infrared (IR) light, and weathering

• Time, ultraviolet (UV) light, and weathering

• Time, gamma rays, and weathering

• Time, X-rays, and weathering

What can affect the integrity of materials in environmental conditions?

• Temperature changes

• Oxidation of metals

• Electromagnetic fields

• Acoustic vibrations

Which of the following is a consequence of materials being affected by environmental conditions?

• Brittleness

• Ductility

• Rust

• Malleability

What is one of the factors listed that can affect the integrity of materials?

• pH levels

• Electromotive series

• Thermal expansion

• Moisture content