Answer:
Isolated or Closed system, both are correct
Potential energy is the store she energy from an object this could include rubber bands. Kinetic energy is the energy that deals with motion a good example is a person running
Florida's<span> peninsula is made up of porous carbonate rocks such as limestone When the dirt, clay or sand gets too heavy for the limestone roof, it can break and form a </span>sinkhole<span>. </span>Sinkholes<span> are caused naturally.
dont use my words put this in your own hope it helps you understand it better</span>
