The horizontal component of a force p which makes a angle of 50 with the vertical is 50. find the force of p

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Sort the images based on whether there's a force of attraction or repulsion between the magnets shown. attraction repulsion

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