More cards in this set

Card 6

Front

The price of 1 kWh of electrical energy is 9p. How much does it cost to use a 60 W electric light for 4 hours?

Back

Preview of the front of card 6

Card 7

Front

What might environmental costs include?

Back

Preview of the front of card 7

Card 8

Front

Loft insulation costs £600 including installation. It saves £80 per year on the fuel bill. How long is the payback time?

Back

Preview of the front of card 8