<p align="right">Last Update: <font color="#4f81bd">November 25, 2024</font></p> ## BIG IDEAS - A unit of energy in the International System of Units (SI). - Measures the amount of work done when a [[force]] of one [[newton]] is applied over a distance of one meter. ### Symbol $J$ ### Formula Definitions $Work \ (W) \ = \ Force \ (F) \ \times \ Distance \ (d) \ \times \ cos(\theta) \tag{1}$ >[!note] >I recommend students use $N \cdot m$ for [[Work|work]] rather than a joule. $Energy \ (E) \ = \ Power \ (P) \ \times \ Time \ (t) \tag{2}$ $E_k \ = \ \frac{1}{2}mv^2 \tag{3}$ $E_p \ = \ mgh \tag{4}$ ### Related Topics --- [[Home|Home]] | [[Energy]] | [[Mechanical Energy]] | [[Kinetic Energy]] | [[Work-Energy Theorem]] | [[Potential Energy]] | [[Law of Conservation of Energy]] | [[Power]]