Step 2: Earn a Medical Degree. The first two years of a typical medical program are spent in a classroom, taking courses in medical procedure, body systems and disease, among other subjects.
The pin version of bowling is often played on a flat wooden or other synthetic surface (which can be oiled in different patterns for different techniques), while in target bowling, the surface may be grass, gravel or a synthetic surface.
Bowling balls are made out of polyurethane, plastic, resin and a thick outer coating that allows the balls to roll smoothly. These materials are combined and are used for different reasons depending on the bowling ball. In the past, bowling balls were made exclusively of heavyweight rubber. These balls were extremely bouncy and did not have much accuracy when rolling down a bowling lane. They were also not heavy enough to effectively knock down all of the pins in a game of bowling.