Concrete unit review

This building component made of limestone and water is like the "flour" or "glue" in many structures.

• concrete

• cement

• clinker

• aggregate

This is the name for a pulling force.

• torsion

• compression

• tension

• stress

Which of these is NOT an ingredient in concrete?

• Cement

• Aggregate

• Water

• These are all in concrete

Fill in the blanks: concrete is strong in ____________, steel is strong in ________________ .

• compression, tension

• tension, compression

• tension, torsion

• torsion, compression

Where does the most carbon dioxide come from in cement production?

• Fuel use in production

• Transportation of raw material

• Heating and forming clinker

• Logging for mining

What is clinker?

• Raw material made of limestone heated in a kiln to remove carbon dioxide and water

• Small pebbles mixed with cement to form concrete

• Another name for concrete used in the industry

• A test used to measure how well cement is mixed by the way it sounds when tapped

Fill in the blanks: ___________________ is one ingredient in _________________ .

• composite, cement

• concrete, cement

• concrete, clinker

• cement, concrete

In the second bridge, what force is acting on the top of the bridge next to the arrow labeled "F"?

• Tension

• Compression

• Torsion

• Camber

This is one ingredient in cement made primarily of calcium carbonate.

• Limestone

• Alumina

• Gypsum

• Clay

This is the name for small or large stones used to mix with cement to create concrete.

• Clinker

• Composite

• Aggregate

• Alumina