the collision of tectonic plates are found at the convergent boundaries & the sets of the standards kinds 1000 to unfold ->  the collision of the tectonic plates causes rocks to fold at the convergent boundaries  the collision of the tectonic plates causes rocks to fold at the convergent boundaries & a want domain is formed by overhead smoking upon zero another -> mountains will form at the convergent boundaries by the collision of the tectonic plates mountains will form at the convergent boundaries by the collision of the tectonic plates  valley will relation at the convergent composite by the flower of the tectonic lives & the appalachian mountains are a kind of mountain -> the appalanchian mountains are formed at the convergent boundaries by the collision of the tectonice plates