c) Cost of energy
c) the kilowatt-hour (kWh) as a unit of energy; calculating the cost of energy
electricity bills use kWh to measure energy → it is larger unit of measurement than J
1J / (3.6 × 106) = 1kWh
c) the kilowatt-hour (kWh) as a unit of energy; calculating the cost of energy
electricity bills use kWh to measure energy → it is larger unit of measurement than J
1J / (3.6 × 106) = 1kWh