phys: add energy definition

2020-10-31 20:22:09 -04:00
parent 2c9dda5a50
commit 8ffd00f716
1 changed files with 4 additions and 0 deletions
--- a/docs/sph3u7.md
+++ b/docs/sph3u7.md
@@ -425,6 +425,10 @@ If both objects on both sides of a pulley have the same mass, Newton's third law

 ## 2.3 - Work, energy, and power

+### Energy
+
+Energy is the "ability to do work".
+
 ## 2.4 - Momentum and impulse

 ### Momentum