You use an HM04 move called Strength. The HM04 strenght is found on Iron Island. Go to canalave city and get on the boat to Iron Island. When you get to the island there is a lady blocking a cave. Talk to her and she will give you the HM04 move Strength.
use strength
use strength
Use the HM move Strength.
To move boulders in Pokemon Gold you need a Pokemon with the HM move Strength. Selecting the Pokemon in the menu outside of battle should let you use it if you have beaten the Olivine City Gym.
you need to have a Pokemon with the hm move strength touch the boulder and it will say if u wanna use strength say yes and there u go! hope i helped
steal other players flags, when you get enough you can remove boulders
You use Strength to roll the movable boulders.
use strength to move boulders into holes and skate away
Teach the HM Strength to one of your Pokemon and use Strength on the boulders
use the move nuclearbomb
you can use the hm strength you can smash rocks with rock smash
Use the HM Strength.