a. Power is the rate at which energy is used, while energy is the amount of work done over time.
b. Power is the amount of work done over time, while energy is the rate at which work is done.
c. Power and energy are the same thing.
d. Power is the amount of work done in a circuit, while energy is the voltage applied to the circuit.
Answer: a. Power is the rate at which energy is used, while energy is the amount of work done over time.
