American football positions American football positions In American football each team has 11 players on the field at one time. The specific role that a player takes on the field is called his position. Under the modern rules of American football, teams are allowed unlimited substitutions; that is, teams may change any number of players after any play. This has resulted in the development of three "platoons" of players: the offense (the team with the ball, which is trying to score), the defense (the team trying to prevent the other team from scoring, and to take the ball from them), and the special
Australian football at the 1956 Summer Olympics the Olympic Games. To an outsider, the game features elements of association football, gaelic football, and rugby. It is played on a grass surface with an oval ball, in four 20-minute quarters. Also, at the time of the Olympic Games, a team consisted of eighteen players and two reserve players (each of whom could substitute for a player on the field, with the substituted player being unable to resume their place on the field under any circumstances). Like today, the goals consisted of an inner and outer pair of posts, where the scoring was six points for a goal (between