phys: add back work and power

2020-10-29 08:54:45 -04:00 · 2020-10-29 08:54:45 -04:00 · e6151fbf6c
commit e6151fbf6c
parent 9b7e8e475e
1 changed files with 2 additions and 0 deletions
--- a/docs/sph3u7.md
+++ b/docs/sph3u7.md
@ -423,6 +423,8 @@ If both objects on both sides of a pulley have the same mass, Newton's third law
 !!! example
    The direction $\text{[clockwise]}$ is often used for this purpose.

+## 2.3 - Work, energy, and power
+
 ## 2.4 - Momentum and impulse

 ### Momentum