it is in fact regular air inside the ball. the smell is because its contained for so long the air has become stale.
a pingpong ball
A dint in the surface of a pingpong ball can be removed by putting the ball in hot water. The hot water will expand the air inside the ball and push the dint out, restoring the original shape of the ball.As to a hole? A hole would allow the pingpong ball to fill with water.
Air does not get in the ball. The air inside the ball expands when it gets warmer.
The temperature of the ball does not affect the surrounding/outside air, but it does affect the air inside the ball.
Air inside a val is considered matter if that is what you are asking….
Air consits of many gases and gases are matter. Therfore, air is also a matter. Inside the ball it remains as matter.
air only
There is air inside it. Not nothing.
A sealed pocket of Air is inside the hollow center of a table tennis ball.
the air inside of it
because of the air inside of the ball
Mostly air.