Electrical energy.................
It goes through the holes in the cup .
False, the Amazon River is in South America. It's in the countries Brazil, Colombia, and Peru.
An element's "Atomic number" IS the number of protons
in the nucleus of each atom of the element.
If an element's Atomic number is 25, then it must follow ...
as the night follows the day ... that each atom of this element
has 25 protons in its nucleus. If it has a different number of
protons in its nucleus, then it's an atom of a different element.
