Ключевые слова: action, agility, athlete, balance, balancing, challenge, colourful, concepts, cool, dangerous, enjoyment, ethnicity, excited, excitement, expertise, falling, fast, fly, flying, freedom, guy, helmet, horizontal, india, joy, jump, jumping, mid adult, move, occupation, one person, peak, play, playing, position, recreation, resort, ride, skiing, skill, speed, teenage, training, usa, vitality, wind, women, young adult,