<p align="right">Last Update: <font color="#4f81bd">November 25, 2024</font></p> ## BIG IDEAS - The rate of change of [[angular velocity]] with [[time]]. - Angular acceleration represents how quickly an object speeds up or slows down its rotation. - Symbol $\alpha$ - Measured in radians per second squared ($\frac{rad}{s^2}$) --- ### Formula $\alpha \ = \ \frac{\Delta \omega}{\Delta t} \tag{1}$ where $\alpha$ is angular acceleration, $\Delta \omega$ is the change in angular velocity, and $\Delta t$ is the change in time. ### Related Topics --- [[Home|Home]] | [[Circular Motion]] | [[Centripetal Acceleration]] | [[Notes Vault/Physics Notes Vault/Circular Motion/Centripetal Force|Centripetal Force]]