concrete
Concrete combines cement, water, and aggregates such as sand and gravel. This topic is part of Construction within Technology. This page currently draws on 12 supporting questions, with answers and bonus facts available below.
concrete trivia questions
Concrete is made by mixing cement with water and what other materials?
Answer: Sand and gravel
Bonus fact: Concrete combines cement, water, and aggregates such as sand and gravel.
Why is steel often embedded inside concrete?
Answer: To improve tensile strength
Bonus fact: Concrete is strong in compression, while steel reinforcement helps it resist tension.
What chemical process causes Portland cement to harden after it is mixed with water?
Answer: Hydration
Bonus fact: Cement hydration forms new compounds that bind aggregate particles together.
Which famous ancient Roman building is topped by a massive concrete dome with a central oculus?
Answer: Pantheon
Bonus fact: The Pantheon's dome remains one of the great achievements of Roman engineering.
Asphalt concrete is a mixture of bitumen and what?
Answer: Mineral aggregate
Bonus fact: Aggregate provides most of the pavement's bulk and strength.
Culverts are commonly made from concrete, metal, or what other material?
Answer: Plastic
Bonus fact: Modern culverts often use corrugated metal, concrete, or plastic.
What property distinguishes mortar from concrete?
Answer: Mortar usually contains no coarse aggregate
Bonus fact: Concrete typically includes gravel or crushed stone.
What wooden or concrete supports hold rails at the correct spacing?
Answer: Ties or sleepers
Bonus fact: Ties maintain track gauge.
Cement is most commonly used as a binding ingredient in what construction material?
Answer: Concrete
Bonus fact: Concrete is made by mixing cement with water and aggregates such as sand and gravel.
What is the most widely used type of hydraulic cement in modern construction?
Answer: Portland cement
Bonus fact: Portland cement is the standard binder used in most modern concrete.
What is famous in the theater's forecourt?
Answer: Celebrity handprints and footprints
Bonus fact: Stars have left impressions in concrete since the 1920s.
Which poet is closely associated with laying out Imagist principles in a 1913 issue of Poetry?
Answer: Ezra Pound
Bonus fact: Imagism emphasized concrete images and precise, colloquial language.