I believe the answer is potential energy if i remember correctly.
Answer:
They host three or more distinct ecosystems at different elevations.
Explanation:
I checked it, and its right.
<span>The systems of the body involved in preparing and eating a sandwich are :
</span>The skeletal, muscular, and digestive system. They are all directly involved in eating and preparing a sandwich.
If its asking the distance for the 65 db then use a proportion, if otherwise pleas clarify. It sounds like a pretty juicy conversation.