WorksheetsLearning Objectives
Total questions: 32
Worksheet time: 16mins
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.
1:2:4 for concrete, 1:3 for mortar
1:1:1 for both mortar and concrete
1:4:8 for mortar, 1:2:4 for concrete
1:5:10 for concrete, 1:2 for mortar
Essential tools and materials needed for mixing mortar or concrete include which of the following?
Trowel, mixing container, water, cement, sand
Paintbrush, nails, wood, glue
Screwdriver, pliers, wire, tape
Hammer, saw, bricks, paint
Select the option that lists some safe and effective mixing procedures for mortar or concrete.
Measure materials accurately, mix thoroughly, add water gradually, and use clean tools.
Use random amounts of materials, mix quickly, add all water at once, and use dirty tools.
Skip measuring materials, mix by hand only, add water before dry materials, and ignore safety gear.
Use only water and cement, mix for a short time, and avoid using protective equipment.
What is mortar used for?
Painting walls
Bonding bricks and blocks together
Insulating roofs
Polishing floors
What are the main ingredients of mortar?
Cement, sand, and water
Clay, straw, and water
Cement, gravel, and water
Sand, lime, and gravel
Fill in the blank: The typical mix ratio for mortar is ___ part cement to 4 parts sand.
1
2
3
5
Fill in the blank: Mortar should be workable but ___ when applied.
firm
runny
sticky
brittle
What is concrete used for?
Painting walls
Foundations, slabs, and structural work
Making furniture
Roofing
Concrete is made from ______, sand, aggregate, and water.
cement
clay
plastic
glass
What is the typical mix ratio for concrete?
1 part cement : 2 parts sand : 4 parts aggregate
2 parts cement : 1 part sand : 4 parts aggregate
1 part cement : 4 parts sand : 2 parts aggregate
4 parts cement : 2 parts sand : 1 part aggregate
Concrete must be well mixed for strength.
True
False
Cement is the ______ that hardens and gains strength.
binder
aggregate
solvent
filler
Sand is a fine ______ for workability.
aggregate
liquid
metal
fiber
Aggregate refers to ______ or crushed stone for strength.
gravel
sand
cement
clay
Water should be ______ and added gradually.
clean
hot
salty
cold
One of the tools and equipment listed is ______ and bucket.
Shovel
Hammer
Saw
Wrench
One of the tools and equipment listed is Wheelbarrow or ______.
mixer
ladder
saw
drill
One of the tools and equipment listed is Trowel or ______.
float
hammer
saw
drill
Fill in the blank: One of the tools and equipment listed is ______ tools.
Measuring
Cooking
Writing
Cleaning
Fill in the blank: PPE includes gloves, goggles, and ______.
boots
hats
scarves
umbrellas
According to the steps for mixing mortar by hand, what should you do first?
Measure materials accurately.
Add water to the mix before measuring.
Start mixing without any preparation.
Use any available materials without checking.
According to the steps for mixing mortar by hand, what should you do after measuring materials accurately?
Mix dry ingredients until uniform colour.
Add water immediately to the dry mix.
Let the materials sit for an hour before mixing.
Start applying the mortar to bricks.
According to the steps for mixing mortar by hand, when should you add water?
Gradually add water while mixing.
Add all the water before adding dry ingredients.
Add water only after the mortar is applied.
Do not add water at any stage.
When mixing concrete using a mixer, what should you add first?
All the water
Half the water
Cement
Sand
How should the remaining water be added when mixing concrete using a mixer?
All at once
Slowly
Before the dry materials
Not at all
When mixing concrete using a mixer, mix until ______ consistency.
uniform
watery
lumpy
dry
What safety equipment should always be worn when mixing concrete using a mixer?
PPE (Personal Protective Equipment)
Sunglasses
Flip-flops
Apron
If the mixture is too wet, what happens?
Weak bonding
Loss of strength
Remains workable
Holds shape
Mortar is used for laying ______ and blocks.
bricks
tiles
pipes
beams
Concrete is used for which of the following?
Laying bricks
Bases, footings, and foundations
Painting walls
Installing windows
Why should concrete be compacted during application?
To remove air pockets.
To increase the color of concrete.
To make it dry faster.
To reduce the weight of concrete.
