A coffee filter of mass 1.1 grams dropped from a height of 3 m reaches the ground with a speed of 0.9 m/s. How much kinetic energy did the air

A coffee filter of mass 1.1 grams dropped from a height of 3 m reaches the ground with a speed of 0.9 m/s. How much kinetic energy did the air molecules gain from the falling coffee filter? Start from the Energy Principle, and choose as the system the coffee filter, the Earth, and the air.