More cards in this set

How can we calculate the efficiency of an appliance in terms of power?

How does how powerfull the appliance is affect the rate at which it transfers energy?

What is the kilowatt-hour?

How can we work out the energy used by a mains appliance?

How is the cost of mains electricty worked out?

What do we mean by cost effectiveness?

How can we compare the cost effectiveness of different energy-saving measures?

What might the environmental costs include?