Matching Pairs Tectonic PlatesOnline version Tectonic Plates by Tabitha Najera 1 transform 2 lithosphere 3 trench 4 Tectonic Plates 5 ridge 6 earthquakes 7 plates 8 divergent 9 plasticity 10 convection currents 11 convergent a long, very steep ditch along the ocean floor solids that act like liquids, semi-solids Large pieces of Earth’s crust that move due to convection currents the circulation of material in the mantle when two plates collide When 2 plates separate a long crack between 2 plates when plates shift and cause the Earth to shake When two plates slide rigid layer broken into pieces called plates A theory stating that the Earth's surface is broken into plates that move