MECHANICAL POWER SYSTEMS: power transmission, gears, belts, hydraulics, engines reading comprehension passages. Where does input torque actually go as it moves through a machine? Track power flow from engines to shafts, gear trains, belts, and hydraulics, measuring RPM, torque, and losses. Compare layouts and ratios to boost efficiency and cut heat, slip, and wear. This digital resource features Read Aloud Audio, Self-Marking Multiple Choice Questions, Critical Thinking Challenges, Open-Ended Q