Tennis and Other Racket Sports
Lawn tennis is the most popular and widely played of the racket sports – those in which rackets are used to strike balls of various shapes and sizes across a net or against a wall. Other racket sports are: squash played across a high net; and table tennis, played on a table. Real tennis is ancient game still played in a few places, and the relatively new sport of racquetball is popular in some parts of the United States.
Real tennis
Real or royal tennis was played by French and English royalty in the Middle Ages. The few courts around the world are bounded by open windows and doors and sloping roofs.
Lawn Tennis
In tennis, payers hit a ball over a net into the opponent’s court so that it cannot be returned. When they win a point they score 15, then 30, 40, and game. A player with six games, two ahead of the opponent, wins a set. Tennis is played as singles with two opponents’s, or doubles, with opposing pairs.
Tennis balls
White or Yellow, tennis balls are 6.5 cm (2.5 in) across. They weigh about 57 g (2 oz) and must conform to a specific standard. In major tournaments, the balls are changed every nine games.
Tennis racket
The frame of a racket is made of wood, metal, or other material, such as carbon graphite, and must be evenly strung. The racket must be no longer than 81.3 cm (32 in) or wider than 31.75 cm (12.5 in).
Tennis court
Tennis is played on a court 23.77 m (78 ft) long. It is 10.97 m (36 ft) wide for doubles, and 8.23 m (27 ft) wide for singles.
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