Kinetic energy is the amount of energy one object has when it is in motion, while potential energy is the amount of energy one object has when it is in a state of rest.
Hope this helps!
I'm not too sure about this one, I've been having second guesses on it myself. But, what I put is A. Velocity. That could be wrong though, so don't take my word for it! ;)
Answer; transverse wave
Explanation;
In transverse waves the particles vibrate perpendicular to the wave's motion.
The answer is: The addition of a small dense nucleus at the center of the atom.
Only certain organizations survive in the wild or nature,....