The plural form of "trench" is "trenches."
trenches trenches
They form trenches, mountains, volcanoes, earthquakes, and tsunamis.
They form landforms such as trenches, islands and volcanic mountains.
Deep ocean trenches form at colliding boundaries.Source:Science / Earth Science by Scott Foresmanthe diamond editionscottforesman.comPearson
Ocean trenches form at areas of subduction.
nope, ocean trenches
They form trenches, mountains, volcanoes, earthquakes, and tsunamis.
Deep ocean trenches form
The possessive form of the noun site is site's.The plural form of the noun site is sites. The plural possessive form is sites'.example: We looked at many sites' suitability but this site's location is the best.
The deepest portions of the subducting plate get pulled under by the subducted plate. This is how the trench is formed. this process is at work when any subduction occurs. An oceanic-continental subduction occurs when ocean crust sinks under continental crust. The oceanic crust sinks because it is colder and denser than the continental crust. At these sites, deep-ocean trenches form, along with coastal mountains.
at an oceanic to continental convergent boundary trenches and volcanic mountains can form. at an oceanic to oceanic convergent boundary trenches and volcanic islands can form. at a continental to continental convergent boundary fold mountains can form