Multiple choice general knowledge science & technology Kinetic Energy K = m g h K = ½ m v2 K = ½ m v2 + m g h K = ½ m v2 * m g h Reveal answer Fill a bubble to check yourself B Correct answer Explanation Kinetic energy is the energy of motion, calculated as K = ½mv² (half mass times velocity squared). Option A (mgh) is gravitational potential energy, option C is total mechanical energy, and option D is nonsensical.