What is tennis?
"Tennis Equipment - Buzzle." 2007. 28 Oct. 2013 <http://www.buzzle.com/articles/tennis-equipment.html>
When was tennis invented and by who?
Tennis was invented in 1873 by Major Walter Clopton Wingfield. It was based on a french game from the 12th century called paume.
"History of Tennis - Library." 2002. 28 Oct. 2013 <http://library.thinkquest.org/10615/no-frames/tennis/history.html>
What equipment is used?
The main equipment used in tennis are tennis balls, tennis shoes, a net, tennis racquets and tennis courts. There are different types of courts. They include clay courts, hard courts, grass courts, suspended courts and indoor courts.
"Tennis Equipment - Buzzle." 2007. 24 Oct. 2013 <http://www.buzzle.com/articles/tennis-equipment.html>
Top 10 women’s rankings?
- Caroline Wozniacki
"Rankings | WTA Tennis English." 2012. 24 Oct. 2013 <http://www.wtatennis.com/rankings>
Top 10 men’s rankings?
Juan Martin Del Potro
- Stanislas Wawrinka
"Official Men's Tennis Rankings - Tennis - ATP World Tour." 2013. 28 Oct. 2013 <http://www.atpworldtour.com/rankings/rankings-home.aspx>