If you apply a net force of 3 N on 100g -box, what is the acceleration of the box? *
30 m/s/s
20 m/s/s
10 m/s/s
5 m/s/s

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