O Na! Mae defnydd nwy eich ysgol yn y gwyliau Pasg wedi cynyddu 110% o gymharu â Hanner tymor y gwanwyn. Allech chi ofyn i reolwr safle'r ysgol wirio'r rheolyddion gwresogi i leihau'r defnydd o nwy yn ystod gwyliau'r ysgol?
Penwythnos diwethaf defnyddiodd eich ysgol 120 kWh o nwy, a fydd wedi costio tua £11. Gofynnwch i reolwr y safle ddiffodd y gwres ar y penwythnos i arbed ynni!
Well done, you have scored 10 points so far and you're in 34ain position on the scoreboard. Complete your next activity to climb higher up the scoreboard!
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