A few centimeters a year.
from plate tectonics
Plate tectonics are what each continent is on. They move and are continuing to move today. It has to do with the earth's shape because the plate tectonics move the continents around.
convection
plate tectonics are moving plates under the earths surface
when the earths plates move we either have earthquakes, tsunamis, and we get ridges and trenches.
It decreases as you move away from the earth surface
yes
Plate tectonics.
Near plate boundaries.
they are under the earths surface and cause earth Quakes
Plate tectonics
mostly earthquakes or plate tectonic movement.