Transferring Electrical Energy Worksheet Page 17
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46(b)
The estimated reading shown on the bill was not very accurate. The correct reading was
62920.
How many kilowatt-hours of electricity had the householder actually used between
12 June and 13 September?
....................................................................................................................................
....................................................................................................................................
(2)
(Total 4 marks)
Q12.
The pictures show six different household appliances.
(a)
Four of the appliances, including the fan heater, are designed to transform electrical
energy into heat.
Name the other three appliances designed to transform electrical energy into heat.
1 .................................................................................................................................
2 .................................................................................................................................
3 .................................................................................................................................
(3)
(b)
Complete the following sentence using one of the words from the box.
chemical
heat
kinetic
sound
Energy that is not usefully transformed by the fan heater is wasted as
................................................. energy.
(1)
Page 17 of 46
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