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
Drop goal kick is unsuccessful, the offside rules for a kick apply and play continues until a normal stoppage occurs. Because of the scoring attempt this is usually from the kicked ball going dead or into touch. Defenders may tackle the kicker while he is in possession of the ball, or attempt to charge down or block the kick. World Rugby, the international governing body of rugby union, refers to this method of scoring in its publications as a "dropped goal", but this is commonly abbreviated to "drop goal". The drop goal is a relatively valuable method of scoring in rugby union,