Standard Grade Science

Cost of home heating

Fill in all the gaps, then press "Check" to check your answers. Use the "Hint" button to get a free letter if an answer is giving you trouble. You can also click on the "[?]" button to get a clue. Note that you will lose points if you ask for hints or clues!

The cost of home heating depends on the used - coal, or gas.
It also depends on the for the fuel - this is the cost that different fuel
suppliers charge for a particular fuel. The period of that the fuel is
used for and the cost of items such as gas boilers and chimneys
also affect the cost.