An electric kettle contains a heating element.
When there is a current in the heating element, the element gets hot.
State what happens to the temperature of a resistor when there is an electric current in it.
Give the unit of power.
State what is meant by power.
Give one household appliance, other than a kettle, that uses the heating effect of an electric current.
Give one disadvantage of the heating effect of an electric current.
105 exam-style questions on Edexcel GCSE Physics 10.3 Electrical energy and power, covering 10.3.1 The heating effect of an electric current, 10.3.2 Reducing energy transfer in wires, 10.3.3 Advantages and disadvantages of the heating effect, 10.3.4 Energy transferred by an electrical circuit, 10.3.5 Electrical power, and 10.3.6 Energy transfers in domestic devices. Each one has a worked solution and a mark scheme showing where the marks go.