A sealed pocket of Air is inside the hollow center of a table tennis ball.
"A contemplation on the inside of a table tennis ball"
I say i am a ball on fire in table tennis :d
The heat will cause the air inside the table-tennis ball (ping pong ball) to expand and so push the dint out.
the table tennis ball
Because the table-tennis ball is hollow on the inside and made of a lighter weight celluloid, while the golf ball is made of a hard outer shell of plastic with rubber compacted on the inside. The golf ball is denser, meaning it has more mass per volume (since they're the same size), so it is heavier.
The official rules of table tennis state that the ball must be spherical, with a diameter of 40mm.
In Table Tennis, as long as the ball touches the table, it is counted, the markings aren't important.
Playing table tennis involves hitting a ball.
The heat cause the air inside the ball to expand and undent the ball
A ping Pong ball has nothing inside and made of very lightweight plastic
Cracked table tennis balls can be used for vehicular antenna-toppers.