Question

what is tectonic plates movement

Answer 1

Plate tectonics (from the Late Latintectonicus, from the Greek: τεκτονικός"pertaining to building")[1] is a scientific theorydescribing the large-scale motion of seven large plates and the movements of a larger number of smaller plates of the Earth's lithosphere, 

Answer 2

the passage of the 7 large boundaries of the earth is called tectonic plates movement.