1. How does the sum of the currents through the branches of a simple parallel circuit compare with the current that flows through the voltage source? 2. What is the relationship among electric power,...

1. How does the sum of the currents through the branches of a simple parallel circuit compare with the current that flows through the voltage source?

2. What is the relationship among electric power, current, and voltage?

3. Between a kilowatt and a kilowatt-hour, which is a unit of energy and which is a unit of power?