Written by the Fiveable Content Team โข Last updated September 2025
Verified for the 2026 exam
Verified for the 2026 examโขWritten by the Fiveable Content Team โข Last updated September 2025
Definition
Joules per second, also known as watts, is a unit of power that measures the rate at which energy is transferred or work is done. It represents the amount of energy transferred or work done in one second.