What is the most common form of dna found in organisms?

Chromatin is the most common form of DNA found in organisms. Actually that is the form DNA is usually found in. If you were looking for nuclear or mitochondrial than the answer would be nuclear.

When the ball is rising up, it gains kinetic energy. when the ball reaches the very top, it will have all potential energy, until it falls back down and gains it kinetic energy. finally when you catch the ball or it falls back down, it would have gained its potential energy back.