How does exercise improve mood?

It can help you feel better because you are doing something good for your body that will be good in the long run for you helps build confidence character and responsibility if you start to exercise everyday many health benefits

Explanation:

This is what i think add if you like or edit

the plates spread at mid-ocean ridges (they are divergent plate boundaries) which allows magma to rise through the weakness between the plates. the magma then emerges as lava from the boundary and cools, creating a new crust.