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Energy Transfers In Everyday Appliances (GCSE Physics)

The following is a GCSE Physics test covering 'Energy Transfers In Everyday Appliances' from the broader topic Electricity. The test is geared towards the AQA exam board style syllabus.
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Below a typical questions that will be covered in this test. You final score will be logged on your account

A microwave oven operates at 1000 W for 2 minutes. How much energy (in kJ) does it supply?
Which statement describes why renewable electricity sources can help reduce carbon dioxide emissions compared with burning fossil fuels?
Which equation expresses power loss in a transmission cable due to its resistance (R) and current (I)?
What is the best description of what a watt (W) measures?
An electric motor driving a fan converts electrical energy into kinetic energy of rotating blades and into heat. Which action will reduce the heat wasted?
What is the equation that links power (P), potential difference (V) and current (I)?
A hairdryer converts electrical energy to thermal and kinetic energy. Which of these is the wasted energy in normal use?
What is the main advantage of stepping up voltage for long-distance electricity transmission?
Which action will most directly reduce I^2R transmission losses on a cable carrying the same power?
Which device protects a flexible mains lead and plug from too much current by breaking the circuit?
What happens to the resistance of most metal filament lamps as they get hotter when turned on?