WorksheetsLearning Objectives
Total questions: 20
Worksheet time: 10mins
The difference between mortar and concrete is:
Mortar is used to bind bricks, while concrete is used for structural support.
Mortar contains gravel, while concrete does not.
Concrete is only used for decorative purposes, while mortar is for foundations.
Mortar is stronger than concrete and used for large structures.
Select the correct mixing ratios for mortar or concrete.
1 part cement, 2 parts sand, 4 parts gravel, 0.5 part water
1 part cement, 1 part sand, 1 part gravel, 1 part water
2 parts cement, 3 parts sand, 6 parts gravel, 1 part water
1 part cement, 3 parts sand, 5 parts gravel, 2 parts water
Which of the following are essential tools and materials needed for mixing mortar or concrete?
Trowel, mixing container, water, cement
Paintbrush, sandpaper, glue, nails
Screwdriver, pliers, wire, tape
Hammer, saw, wood, screws
Which of the following is a safe and effective mixing procedure for mortar or concrete?
Mixing materials thoroughly until a uniform consistency is achieved
Adding extra water to speed up the process
Mixing only dry ingredients without water
Using dirty tools and containers for mixing
What is mortar used for?
Painting walls
Bonding bricks and blocks together
Insulating roofs
Making furniture
Mortar is made from ________, sand, and water.
cement
clay
gravel
lime
What is the typical mix ratio for mortar?
1 part cement : 2 parts sand
1 part cement : 4 parts sand
2 parts cement : 1 part sand
1 part sand : 4 parts cement
When applied, mortar should be:
Very runny
Hard and dry
Workable but firm
Sticky and soft
Concrete is made from ________, sand, aggregate, and water.
cement
clay
lime
gypsum
What is the typical mix ratio for concrete?
1 part cement : 2 parts sand : 4 parts aggregate
2 parts cement : 1 part sand : 3 parts aggregate
1 part cement : 1 part sand : 1 part aggregate
3 parts cement : 2 parts sand : 1 part aggregate
Which material is described as 'the binder that hardens and gains strength'?
Cement
Sand
Gravel
Water
Which material is described as 'fine aggregate for workability'?
Sand
Gravel
Cement
Clay
Which material is described as 'gravel or crushed stone for strength'?
Aggregate
Cement
Sand
Clay
Which material should be 'clean and added gradually'?
Water
Sand
Salt
Oil
Fill in the blank: When mixing mortar by hand, you should mix dry ingredients until they have a ________ colour.
uniform
patchy
striped
dull
What should you do to ensure the concrete is properly mixed when using a mixer?
Mix until uniform consistency
Mix for 5 minutes
Mix until dry
Mix until lumpy
Mortar is used for laying ______ and blocks.
bricks
tiles
pipes
beams
Concrete is used for bases, ______ and foundations.
footings
walls
roofs
doors
Before applying mortar or concrete, surfaces should be:
Dry and dirty
Clean and damp
Wet and oily
Rough and dry
Why should concrete be compacted during application?
To make it dry faster
To remove air pockets
To change its color
To increase its weight
