they have the chemical boluline gas inside
about 144 ping pong balls are in a gross.
Basically, without getting into technical detail, ping pong balls are hollow because it makes them bounces better and farther. Professional tournaments and gaming commissions have standards for the exact sizing and bounce height of a ping pong ball.
about 10cm2
The harder you bounce the ping pong ball the higher it goes........the softer you bounce a ping pong ball the shorter it bounces. You control the heighth.
10 ping pong balls
Yes. The plastic is thick enough to allow the pong balls to bounce.
The harder you bounce the ping pong ball the higher it goes........the softer you bounce a ping pong ball the shorter it bounces. You control the heighth.
No they do not.
Sure it can. But you'll need a lot a lot of ping pong balls- I believe the ratio is about 1 pound per 15 ping pong balls... then you can lift just about anything.
There is insufficient information in the question to answer it. How are the ping-pong balls hanging? By what? Are they touching? What is the orientation of the straw with respect to the ping-pong balls? Please restate the question.
if they are not elastic they would not bounce!! Imagine a wooden ping pong ball?? It would't be much fun playing with it right??
0 - ping pong balls are solid in color with no dots