Vocabulary
force, potential energy, kinetic energy, energy loss, heat, friction, generator, gravitational potential energy, chemical energy, electrical energy, light energy, joules, kinetic energy, potential energy, gravity, conservation of energy, mass, chemical energy, electrical energy, light energy, energy, acceleration, work, force motion, potential energy, kinetic energy, contact force, mass, friction, Joules, velocity, magnitude, elasticity (compress\/stretch), gravity, gravitational force, opposite charge (positive charge, negative charge, neutral), magnetic field, attractive force, repulsive force, vacuum, joules, kinetic energy, potential energy, gravity, conservation of energy, mass, chemical energy, electrical energy, light energy, energy, acceleration, work, force motion, potential energy, kinetic energy, contact force, mass, friction, Joules, velocity, magnitude, elasticity (compress\/stretch), gravity, gravitational force, opposite charge (positive charge, negative charge, neutral), magnetic field, attractive force, repulsive force, vacuum, energy, acceleration, work, force motion, potential energy, kinetic energy, contact force, mass, friction, Joules, velocity, magnitude, elasticity (compress\/stretch), gravity, gravitational force, opposite charge (positive charge, negative charge, neutral), magnetic field, attractive force, repulsive force, vacuum