What happens to the sum of the balls kinetic energy and potential energy as the ball rolls from point to point assume theres no friction between the ball and the ground
The sum decreases
The singeses
The sumres the same
The sum always equals zero

Check the following equation for dimensional homogeneity: ⅆ mv=∫t1t2(f⁢cosθ)ⅆt where m is mass, v is velocity, f is force, θ is an angle, and t is time. check that each term in the equation has the following dimensions: [malbec] where you are to choose the coefficients a, b, c.