yes it has
Yes, you could get dirt in them if you don't.
dirt-biking is for dirt-bikes it can be either stunt or mud riding
no
To do dirt biking freestyle is "faire du VTT freestyle" in French. VTT stands for Vélo Tout Terrain (dirt bike).
3
they are used for fun!!!!!!! DIRT BIKING
The army had motorcycles in the 30's and off the clock the men would race in the fields so i'd call that dirt biking.
There's no such concept in Hebrew.
There are many dirt biking terrains worldwide which include in the Rocky Mountains in Western America, in Canada, in France and there are also some in Germany.
John Adams was the first dirt biker to win the chapionship.
Skydiving, mountain climbing, dirt-biking.