What is the difference between an organism's habitat and its niche?

Aboy jumps into a cold swimming pool and his body tempature goes down hus muscles ,blood vessels

How water is moving through the ecosystem ?

[34 points awarded to the best answer, use facts and/or data] 1.) what's the likelihood of thunderstorms occurring in the state of maryland? {this question is for a project for science, use facts and/or data and explain why . 34 points to the best answer]