Alpha is often used in physics and chemistry as a symbol or in the names of things, for example alpha particles (which are two protons and two neutrons bound together into a particle the same as a helium nucleus). The symbol is also used a lot in mathematics in algebra, for example naming angles.
Recurve bow. A recurve bow is a bow with limbs that curve away from the archer when unstrung. A recurve bow stores more energy and delivers energy more efficiently than the equivalent straight-limbed bow, giving a greater amount of energy and speed to the arrow.
EQUIPMENT SET UP. RECURVE BOW. It is important that equipment to be used must be set up correctly to allow the archer to obtain. maximum accuracy and performance. This article assumes a person has just purchased a new recurve bow and wants to set the bow up. This process is very straight forward and set out in clear steps that should be followed.