What Goes Up... is an achievement/trophy in Call of Duty: Modern Warfare 3. To achieve it, the player must destroy all the choppers with only the UGV's grenade launcher in "Persona Non Grata".
Call of Duty MW3 - What Goes Up... Achievement Guide
"What Goes Up..." Walkthrough
Trivia
- This does not limit the player to only using the grenade launcher - the player is free to use the machine gun, but must only use the grenade launcher to hit and destroy the helicopters.
- The name is a reference to Isaac Newton's quote, "What goes up must come down."
Template:CoD8 Achievements