According to NBA Rule 6, Sections III and IV: "Section III-Jump Balls in Center Circle a. The ball shall be put into play in the center circle by a jump ball between two opponents: (1) At the start of the game (2) At the start of each overtime period (3) For a double free throw violation (4) For a double foul during a loose ball situation (5) When the ball becomes dead when neither team is in control and no field goal or infraction is involved (6) When the ball comes to rest on the basket flange or becomes lodged between the basket ring and the backboard (7) When a double foul occurs as a result of a difference in opinion between officials (8) When an inadvertent whistle occurs during a loose ball (9) When a fighting foul occurs during a loose ball situation b. In all cases above, the jump ball shall be between any two opponents in the game at that time. If injury, ejection or disqualification makes it necessary for any player to be replaced, his substitute may not participate in the jump ball.
Section IV-Other jump Balls a. The ball shall be put into play by a jump ball at the circle which is closest to the spot where: (1) A held ball occurs (2) A ball out-of-bounds is caused by both teams (3) An official is in doubt as to who last touched the ball b. The jump ball shall be between the two involved players unless injury or ejection precludes one of the jumpers from participation. If the injured or ejected player must leave the game, the coach of the opposing team shall select from his opponent's bench a player who will replace the injured or ejected player. The injured player will not be permitted to re-enter the game."
It is a turnover of the ball from one team to the other at the start of the game, the start of the half, and after any score.
A basketball game will usually start with a jump ball. The referee will toss the ball in the air and the team that gets it gets to start.
Jump ball
the team that didn't receive the ball at the start of the game
When the referee throws the ball up between two players to start a game, that is called a jump ball.
A Basketball game will usually start with a jump ball. The referee will toss the ball in the air and the team that gets it gets to start.
Starts with possession of jump-ball to start game
The other game that is similar to DX ball is Breakout.
a throw up
they throw the ball in the air.
The ball isn't thrown at the start of a football game. The game begins with a kick off. After the kick off the only time a ball can be thrown by an out field player is if it goes off at the sideline and a team is awarded a throw-in.
Normally the captains of the 2 teams throw a coin (heads or tails) to decide who will start first. The winning team will kick the ball first and have control of the ball for the start of the game.