molten rocck near ground water supplies
Answer: hydroelectric
Explanation: please go over this answer cause I'm not sure if it is correct I believe it is just check though.
hope it helped!!!
Answer:
Pyramid is a good representation of energy flow in an ecosystem because the shape of pyramid is wider at the bottom and pointed at the top. In the ecosystem, population of plants are maximum so it is placed at the bottom of the pyramid while the organisms such as tertiary consumers are placed at the top of the pyramid due to low in population. So pyramid is a good representation.