Yes, Scott, they are. The Rockies are the result of a ssssllllloooooowwwwww collision between the North American and Pacific Tectonic Plates and this collision is still in progress.
Here are a couple of links that explain it better. They target different people and should help you no matter what your current level of understanding is.
http://www.historyforkids.org/scienceforkids/geology/platetectonics/rockies.htm
http://www.mountainnature.com/geology/platetectonics.htm