Comparison of Canadian football and rugby union points in union and only one in league). The key difference between a field goal and a drop goal is that a field goal attempt is normally kicked with a teammate holding the ball, whereas in rugby the ball must hit the ground and be kicked from a half-volley. A similar concept in rugby is the penalty goal. Following the award of the penalty, the attacking team may opt to kick for goal rather than advance the ball by hand or punting. This scores 3 points. The penalty goal is similar to a field goal in Canadian football in that
Rugby union gameplay carrying the ball can be tackled and once a tackle is completed the opposition can compete for the ball. Play continues until a try is scored, the ball crosses the side line or dead-ball line, or an infringement occurs. After a team scores points, the non-scoring team restarts the game at the halfway with a drop kick towards the opposition. The team with the most points at the end wins the game. A typical passage of rugby union takes the following form. Unlike rugby league and gridiron football, possession of the ball in rugby union is contestable at any time