In bowling, CG stands for Center of Gravity and is the area of a bowling ball that is the heaviest.
the colored dot on a bowling ball is called the PIN. it is placed where the top of the core or weight block is.
Anyone that is interested in bowling and anyone that is a hippie might have a peace sign bowling ball. This does not mean that this person is a hippie, it just means that they -might- be.
It's a 54 caliber round ball
A circle around the number indicates a spilt.
If you mean a serial number on some product, it depends on what the product is. Each company can makes serial numbers mean anything they want it too.
If you rotate the ball while delivering it with your hand reaching about the 12 o'clock position, it's considered topping the ball. When delivering the ball, the hand should stay behind the ball and not in front.
A dash is used in scoring to indicate no pins were knocked down.
when someone releases the ball, on purpose, with no rotation or "hook". In reactive balls(made to hook) the coverstock and core "hook" the ball
Bowling is called bowling because you have a bowling ball and the way that most people knock the pins over they bowl them over kind of like if you are in a busy shopping centre you might bowl over a little kid. that's my theory
A dash mark is used to indicate an open for the game of bowling. As an example, in the first frame, the first ball knocked down 5 pins and the second ball did not knock any more over, the score would appear as a 5-
It means that it is a duplicate serial number