Ask Jimmy and the Bug  Jimmy and the Bug there is a picture of
Jimmy, catching a ball.    there is a drawing of Jimmy flushing
the toilet. There is a picture of Jimmy doing the dishes.
1. Why does a superball have more bounciness than a foam ball?
[anno: A superball has more bounciness than a foam ball because
the rubber in a superball is harder and dents less than foam
when the superball hits the floor, thus more energy is
conserved.]   2. You want a ball to bounce as long as possible.
What kind of floor do you bounce the ball against? Why?
[anno: You bounce the ball against a hard floor, like cement,
because the harder a floor is, the less energy it will take away
from the ball that bounces against it.]   3. Imagine that you
are going to play tennis with a friend. There are three tennis
courts available. One court has a dry clay floor. The second
court has a grass floor. The third court has a cement floor.
Which court do you choose? Why?     [anno: Answers will vary but
could include that the s