WorksheetsConcrete
Total questions: 16
Worksheet time: 9mins
Name the 3 main ingredients in concrete
Water
Cement
Aggregate
Iron
Oxygen
Which industry is the biggest user of concrete?
Construction
Fashion
Hospitality
Agriculture
Select the commonly used aggregates added to cement and water to make concrete
Sand
Gravel
Oxygen bubbles
Cement
Wood chips
What is the purpose of sand in concrete?
It's a cheap ingredient to bulk it up
To make it flow better
To harden it
It reacts with the cement to harden the mixture
What is the purpose of WATER in concrete?
To strengthen it
To make it flow better
To bulk it out
It reacts with the cement to harden the mixture
What is the purpose of CEMENT in concrete?
To strengthen it
To make it flow better
To bulk it out
It reacts with the water to harden the mixture
What is the purpose of an AGGREGATE in concrete?
To strengthen it
To make it flow better
To bulk it out
It reacts with the water to harden the mixture
Tick the aggregates
Water
Sand
Gravel
Cement
Sand and gravel are often used in concrete as an...
Aggregate
Anesthetic
Antibiotic
Adhesive
What is the environmental impact of producing cement?
High
Low
Moderate
None
Concrete is full of tiny holes, it is therefore a _______ material
Porous
Obsolete
Sustainable
Ergonomic
What is rebar?
A steel structure imbedded in concrete to reinforce it
An ingredient added to cement to make concrete
When concrete is recucled in to other things
When concrete is moulded in to a bar shape
A steel structure imbedded in concrete to reinforce it...
Rebar
Aggregate
Sand
Gravel
Select the properties of concrete that make it suitable as a construction material
Fire resistance
Mechanical strength
Weight
Flexibility
Concrete is durable, this means...
It can resist wear and tear
It can stretch if pulled
It can float in water
It is smooth to touch
When mixing concrete you should wear...
Dust mask
Ear defenders
Heat proof gloves
Goggles
