A 20- kg and a 50-kg ball rest at the top of a ramp. Which statement best describes the potential energy of the balls?

The act of moving from one place to another. a. locomotor b. aerobic c. stationary d. static

What is required for an electric charge to flow through a wire? zero resistance in the wire a balance of electric potential high resistance in the wire a difference in electric potential

He viscosities of several liquids are being compared. all the liquids are poured down a slope with equal path lengths. the liquid with the highest viscosity will