Concrete is made up of cement, sand, gravel, and water

• True

• False

Natural aggregates only include recycled materials

• True

• False

Concrete cannot take different shapes

• True

• False

One of the advantages of concrete is that it is fire resistant

• True

• False

Concrete has a long curing time of about 28 days

• True

• False

Which of the following is a type of cement?

• Portland Cement

• Iron Cement

• High Heat Cement

• Gray Cement

What is the primary chemical process in setting concrete?

• Evaporation

• Hydration

• Melting

• Oxidation

Which type of aggregate is produced through industrial processes?

• Natural Aggregates

• Recycled Aggregates

• Lightweight Aggregates

• Organic Aggregates

A ________ is a place where stone or other materials are extracted from?

• factory

• landfill

• beach

• quarry

________ refers to the process where cement absorbs water and binds the materials.

• Hydration

• Mix

• Curing

• Hardening