According to the theory, the Earth's crust is made up of continental and oceanic plates, which move across the surface of the planet, meeting at plate boundaries. Plate tectonics cause volcanic activity, mountain-building, ocean trench formation and earthquakes.
Answer:
,,,,,gfbfgdbdfbfdsbsdbsdezbz f
Explanation:
Answer:
They are called static.
I remember this saying, static stays the same.
