Unit 103 Revision #1

Please identify 3 reasons why conserving water and electricity is important?

• Prevent harm to the environment

• to prevent water shortages

• save money

• to promote the green party

• to stop people having a good time

Please identify 3 realistic methods of saving water

• Low volume flush toilets

• Maintenance like fixing leaks

• Turning off the tap when brushing teeth

• never washing or showering

• Drinking water from puddles

Please identify 3 methods of saving electricity

• turning off devices, don't leave in standby

• use LED lighting

• use 'A' rated appliances

• live in a tent

• never turn your lights on.

level of carbon emissions does a Hydroelectric Dam produce?

• Zero Carbon

• High Carbon

• Low Carbon

• Natural Carbon

level of carbon emissions does a Coal Fired Power station produce?

• Zero Carbon

• High Carbon

• Low Carbon

• Natural Carbon

level of carbon emissions does Solar Thermal produce?

• Zero Carbon

• High Carbon

• Low Carbon

• Natural Carbon

Please identify 2 reasons why it is important to reduce carbon emissions from domestic dwellings?

• To prevent the release of harmful gasses into the atmosphere

• To avoid damaging the ozone layer

• to make the sky appear bluer

• to help squirrels

Please identify 3 ways to reduce carbon emissions from a domestic dwelling

• Fit Full double glazing

• make sure the home is completely insulated.

• use 'A' rated appliances

• eat takeaway every night

• don't get out of bed

where does the heat come from when you install a heat pump?

• the sun

• wood

• the ground or air

• wind

• waves

which of the following provides heat from wood pellets?

• Biomass

• Air source

• PV

• Ground source