He will use any form of length measurement to measure the length, width, and height of the pool, use the formula V=lwh to find the volume.
I think it’s all of the above.
Changing the environment would mean that traits are going to me favored, but that also means that niches also open up as a result.
I hope that helps.
Scientists<span> are people who use research and experiments to learn more about the natural world. </span>Scientists<span> use scientific methods to derive knowledge systematically, performing repeatable experiments to ensure that their conclusions are valid and accurate.</span>