Unit 103 power point 1 2025

Both water and electricity are very important to both domestic and commercial situations.

• True

• False

Monitoring water usage in domestic dwellings is important because:

• It helps conserve water and reduce utility bills.

• It increases water wastage.

• It makes water meters unnecessary.

• It causes water shortages.

Why is it important to conserve water and electricity in domestic dwellings?

• So it’s less harmful to the environment; To reduce CO2 into the atmosphere during production of electricity; To prevent water shortage; To conserve energy sources during production of power; To save money.

• Because it increases the temperature of your home; It makes appliances work faster; It changes the color of tap water; It helps plants grow indoors.

What is the main function of a flow reducing valve?

• To increase water pressure

• To offer accurate control to the flow of water in a system

• To heat water

• To filter water

What is the main purpose of spray taps as described in the passage?

• To increase water flow

• To restrict the flow of water from a tap outlet

• To change the color of water

• To heat the water

A common restriction for spray taps is ______ liters per minute.

• 6

• 10

• 3

• 8

The volume of water used in WC flushes has been reduced from 2 gallons or 9 liters down to a maximum of how many liters today, with a part flush of 4 liters?

• 2 liters

• 4 liters

• 6 liters

• 9 liters

Modern UK toilets often have dual flushes to help reduce water wastage.

• True

• False

According to the information on 'Reducing wastage', what is one way to save water at home?

• Take a bath instead of a shower

• Use a shower instead of a bath

• Fill the kettle completely every time

• Leave the tap running while brushing teeth

According to the information on 'Reducing wastage', what should you do when boiling a kettle to save water?

• Part fill a kettle when boiling.

• Always fill the kettle to the top.

• Boil the kettle multiple times for one use.

• Leave the kettle boiling for a long time.