When water molecules are broken down into hydrogen and oxygen molecules by a chemical reaction called electrolysis. Good Luck!!!
Answer:
D. An added force of 20N to the side of the hill
Explanation:
The organ that is important in processing substances after being absorbed during digestion is the liver.
Before the marble starts rolling, it is potential energy. Once it is rolling, it is kinetic energy. You know it stays the same because the marble probably would not be rolling if it weren't. All that's happening is that the ball is rolling faster because of gravity.
<span>Gravity assists the marble, leading to conservation of energy. The
stored energy is release as momentum, the output of energy is constant.</span>
