How do bungie cords store energy?

Once you set off barreling down the hill, the potential energy is converted to kinetic energy -- speed -- which powers you for the length of your ride. In bungee boarding, the cord stores potential energy as it stretches. In this comparison, its elasticity is the equivalent of gravity.

Explanation:

when she faked her death and the readers knew but romeo didn't.

the answer should be a. the sui empire, the tang empire extended from korea in the west to manchuria in the east.