Question

How can the movement of two plates can cause a trench?

Answer 1

Answer:In particular, ocean trenches are a feature of convergent plate boundaries, where two or more tectonic plates meet. At many convergent plate boundaries, dense lithosphere melts or slides beneath less-dense lithosphere in a process called subduction, creating a trench

Step-by-step explanation:

Answer 2

they move apart

Step-by-step explanation:

when two tectonic plates move apart it causes a trench this is most common in oceans