American Ninja Warrior

What are Physics? Physics are the branch of science concerned with the nature and properties of matter and energy. The branch that we are doing is energy. Energy is ability to cause change or do work. Most American Ninja Warrior energy is kinetic but there is some potential in different obstacles, you also have inertia and momentum. Inertia is that an object will remains at rest or go in the same direction unless it is acted upon by some external force. Momentum is the quantity of motion of a moving body.