Continental plates move because they are pushed and pulled by convection currents in the Earth's mantle, which is located just beneath the continental and oceanic plates that make up the Earth's thin crust.
(Continental plates; move; because they are pushed and pulled by convection currents in the Earth's mantle) (they; are pushed; ) (they; pulled; by convection currents; in the Earth's mantle) (the Earth's mantle; is located; L:just beneath the continental and oceanic plates) (the continental and oceanic plates; make up; the Earth's thin crust)
Continental plates they they the Earth's mantle the continental and oceanic plates
move are pushed pulled is located make up
because they are pushed and pulled by convection currents in the Earth's mantle
by convection currents in the Earth's mantle
L:just beneath the continental and oceanic plates
the Earth's thin crust