On May 14, 1994, about 1400 eastern daylight time, a Cessna 172P, N99998, registered to Civil Air Patrol Inc., operating as a 14 CFR Part 91 solo instructional flight crashed at Fernandina Beach, Florida while making a go-around. The airplane sustained substantial damage. The student-rated pilot sustained minor injuries. Visual meteorological conditions prevailed and no flight plan was filed. The flight originated Fernandina Beach, Florida, on May 14, 1994, at 1345. The pilot stated he was on short final approach to runway 4 at 40 feet agl with flaps extended to 20 degrees and an airspeed of 65 knots. The left wing dropped to a 20-degree bank angle. He attempted to correct the bank with left rudder and right aileron with no success. He turned off carburetor heat and applied power to go-around. The aircraft nosed up and the left wing dropped to a 30-degree bank. The stall warning horn then sounded and the aircraft nosed down. The aircraft descended and impacted the ground. He stated he had no mechanical problems with the aircraft.