User blog comment:Zathronas/Analysis by an author: Volume 2 episode 11: No brakes/@comment-3146930-20141024021616/@comment-24218038-20141024033547

Her semblance does not increase her physical strength.

It absorbs kinetic energy and she can release it any way she wants. she could use it to jump very high for example.

I have no idea how long she can keep the enrgy before releasing it.