A solid sphere is rolling without slipping on a level surface at a constant speed of 2. 0 ms −1. How far can it roll up a 30 of ramp before it stops?.

Acar travels 40m in 8 seconds find the car speed

Which of the following best describes internal energy? a. the difference between the kinetic and potential energies of the particles in a system b. the sum of the kinetic and potential energies of the particles in a system c. the sum of the kinetic and thermal energies of the particles in a system d. the difference between the kinetic and thermal energies of the particles in a system

Which statement best describes the direction of the buoyant force on any object? a. opposite the force of gravity b. in the same direction as the weight c. in the direction of motion of the object d. opposite the direction of motion of the object