Tell me whether these are cars or planes: Camaro, Piper Cub, Volvo S60, Shelby GT500, Boeing 737, Cessna, B707, Porsche, Beechcraft

Cars: Camaro, Volvo S60, Shelby GT500, Porsche
Planes: Piper Cub, Boeing 737, Cessna, B707, Beechcraft