Nap

nap
Direction in which the fibre of the artificial felt lays on the surface, which may affect the speed and direction of your putt. Also known as grain when playing on grass.
never short ...

Nap - the direction the grass is growing, sometime refereed to as the grain. A soft place under a big tee invites one of these during a slow round.

Grain - The direction the grass grows on the green, the nap
Green - A prepared putting surface
Green fee - Amount of money paid to play on a golf course ...

In the roll phase, the ball rises up onto the top of the grass out of the nap and experiences little frictional drag from the grass.

An indoor obstacle course will not only help a toddler practice different skills, but it will also will tire her out for nap time. Parents can use items they already have around the house to create different indoor play stations.

See also: Putting, Swing, Putter, Outside, Stroke