Possession (sports) determined by several methods, including a coin flip (American football and cricket), home team status (baseball), or by giving the teams an equal opportunity to physically take possession; this may be called a dropped-ball (association football), a ball-up (Australian rules football), a jump ball (basketball), or a face-off (hockey). In some timed sports, the team with possession may try to "run time off the clock" by keeping the ball and not attempting to score, in order to deny the opposing team possession. A shot clock speeds gameplay by requiring teams to attempt to score within a certain period of time
Tchoukball measures one square metre and a semicircular D-shaped forbidden zone measuring three metres in radius. Each team can score on both ends of the court, and comprises 12 players, of whom 7 may be on the court at any one time. In order to score a point, the ball must be thrown by an attacking player, hit the frame and bounce outside the 'D' without being caught by the defending team. Physical contact is prohibited, and defenders may not attempt to intercept the attacking team's passes. Players may take three steps with the ball, hold the ball for a maximum