Athletics/Track and Field or snowsport events of some kind would be at the top of the list.
Bowling is played with the heaviest ball.
Base ball is the first ball game played.
Water polo and water volleyball are sports played with a ball in a pool.
That is question explains itself. The soccer ball is used to make the sport of soccer what it is. For without the ball the sport of soccer would not exist. The ball is used to score goals.
babylonians played with the ball around 350 b.c.
The sport tennis is a sport which is played across the world. Where you strike a ball with a tennis racket. And then ball has to get past the net and the other player does the same. The way you win is if the player misses, hits the ball out.
Soccer "foot ball"
volley ball / Hockey
cricket. For getting out without scoring a run.
Soccer (Football) it is the number one sport in most of Europe entirely and in spain, basket ball is also very high in the list of interest.
Buzkashi -- that central Asian sport that resembles polo but is played with a headless goat or calf instead of a ball
Most likely soccer