Maybe for the first the hand because there are so many joints that do so many movements and functions.
For the second, the tongue because there are so many taste buds that need to sense and taste and move.
I hope that helps, that's what I remember from elementary school. XD
Answer:
a. Find the numerical value of the change of the electric potential energy
Explanation:
Hello,
<span>Batteries have three parts, an anode (-),
a cathode (+), and the electrolyte. The cathode and anode (the positive
and negative sides at either end of a traditional battery) are hooked up to an electrical circuit. The chemical reactions in the battery causes a build up of electrons at the anode.
Hope this helps.
</span>
Answer:
A and B.
Explanation:
Answer C is wrong - there are no tall trees underwater
Answer D is wrong, there are mountain chains underwater due to plate tectonics.