We've all played the penny stack game. Is there anyway to prevent the pennies from falling over?
Is it true that pregnant women should avoid high heels?
Have you ever wondered why some baseball players slide feet first and some slide head-first? Does either way provide an advantage?
Remember those inflatable clowns that stood about three feet high and had big red noses, meant for punching? Hit the clown as hard as you could, right back up.
You've tried all sorts of diets, you work out regularly, and you avoid fatty foods, yet still nothing seems to take off those extra pounds eh?
Here's a question of burning scientific importance: How high can you stack pennies before they fall over?
The windmilling motions of the arms are also fast forward rotations. Making some parts of the body rotate faster causes other parts of the body to rotate more slowly to compensate.