a soccer ball is hollow, but theres a lot of air in it and makes it harder.
A hollow soccer ball
Take a look at a leather soccer ball, or a volley ball to pick up some clues
It isn't called soccer ball because the soccer ball is the ball you use in soccer. See? I have actually heard people call it soccer and soccer ball.
A blastocyst is a hollow ball of cells.
A hollow ball.....
What is the power of the soccer ball
the soccer ball is full of air all you have to do is kick the soccer ball and it rolls
soccer ball, just did it
There is air inside a soccer ball.
There is no rubber in a soccer ball
a Soccer ball
A supporter soccer ball is your mom