Question

current : 1,500 watts
time: 2 hours
kilowatt - hours : ?

Explanation:

Step1: Convert watts to kilowatts

1500 watts = $\frac{1500}{1000}$ kW = 1.5 kW

Step2: Calculate kilowatt-hours

Energy = Power × Time = 1.5 kW × 2 h = 3 kWh

Answer:

3 kilowatt-hours