Football is a team sport, it is played with a ball on the ground. Players must put the ball in the goal of the opposing side without using their hands. Each goal earns one point and the points are important for victory: at the end of the allotted time the points are counted and the team that has the most wins. While tennis is a sport that is played with rackets, it pits several players against each other. It is played on various types of terrain. The goal of the game is to hit the ball so that the opponent cannot put it back within the limits of the field