WorksheetsCold water distribution
Total questions: 23
Worksheet time: 12mins
Which regulation from 1999 is relevant to cold water distribution?
The Water Regulations (1999)
The Gas Safety Regulations (1999)
The Building Act (1984)
The Clean Water Act (1972)
What does WRAS stand for in the context of cold water distribution?
Water Regulation Advisory Scheme
Water Resource Allocation System
Water Recycling and Assessment Service
Water Reservoir Administration Standard
WRAS approved fittings are corrosion resistant within their environment.
True
False
Fill in the blank: WRAS approved fittings are made of materials that do not cause ________.
contamination
corrosion
evaporation
condensation
Which of the following is a feature of WRAS approved fittings?
They are made of materials that cause contamination
They are not required by law in the UK
They are quality products and corrosion resistant
They do not comply with Water Regulations
Look at the diagram of the rainwater cycle. What is the process called when water changes from liquid to vapor due to the sun's heat?
Evaporation
Condensation
Precipitation
Transpiration
What is the process called when water soaks into the ground and replenishes underground water supplies, as shown in the rainwater cycle diagram?
Infiltration
Evaporation
Condensation
Transpiration
Fill in the blank: __________ is when water molecules condense and fall as rain.
Precipitation
Evaporation
Transpiration
Condensation
Which of the following is the correct order of the rainwater cycle?
A) Oceans and seas evaporate → Clouds in the sky → Rain falls on land → Rivers flow
B) Clouds in the sky → Oceans and seas evaporate → Rivers flow → Rain falls on land
C) Rain falls on land → Rivers flow → Oceans and seas evaporate → Clouds in the sky
D) Rivers flow → Rain falls on land → Clouds in the sky → Oceans and seas evaporate
Precipitation is when water molecules move apart.
True
False
Evaporation is when water molecules move apart.
True
False
According to the pie chart on cold water distribution, what percentage of cold water is used for bathing and showering?
25.4%
21.8%
12.2%
3.6%
According to the pie chart on cold water distribution, what percentage of cold water is used for using a hand basin?
12.2%
11.4%
5.6%
3.6%
Look at the image and choose the correct type of surface water source:
Lake
Reservoir
River
Stream
Cold water distribution: Sometimes, the water is treated with UV after chlorine is added.
True
False
Cold water distribution: The pipes used to be made of cast iron but have recently been replaced with ________ pipe (medium density polyethylene).
MDPE
PVC
Copper
Galvanized iron
Cold water distribution: What does MDPE stand for?
Medium density polyethylene
Modified durable polycarbonate
Molecular density polyether
Multi-directional pipe element
Cold water distribution: With cast iron and MDPE pipes, a screw-down ferrule connector or service union is installed, allowing the valve to be opened or closed with a _______.
ferrule key
pipe wrench
spanner
screwdriver
Fill in the blank: The communication pipe is owned and maintained by the _________?
water undertaker
local council
property owner
plumber
According to the diagram, what is the minimum and maximum depth for the building water supply pipe?
500mm minimum, 1000mm maximum
750mm minimum, 1350mm maximum
1000mm minimum, 2000mm maximum
1350mm minimum, 2000mm maximum
Look at the image of a circular brick structure. What type of underground water source is this?
Borehole
Well
Spring
Reservoir
Look at the image of a drilling machine in a field. What type of underground water source is this?
Well
Borehole
Spring
River
Fill in the blank: Artesian wells tap into water that is under _________
pressure
gravity
sunlight
temperature
