Tennis quiz: World

The full answer key for this quiz, question by question.

How many tournaments make up the tennis Grand Slam?

FourThey are the Australian Open, Roland-Garros, Wimbledon and the US Open

What does the term "ace" mean in tennis?

A winning serve the receiver never touchesFlat serves and sliced serves produce the most aces

On which surface is the Wimbledon tournament played?

GrassPlayers are traditionally required to wear white there

What do you call a serve that clips the top of the net and still lands in the correct box?

A letThe serve is then replayed with no penalty for the server

How many games must you win at least to take a set, with a two game lead?

SixAt six games all, a tie-break usually settles the set

Where is a tennis net at its lowest?

At its centreThe net is 91.4 centimetres high at the centre and 1.07 metres at the posts

Which score is called when a player wins the first point of a game?

FifteenThe count then goes on to thirty and forty

What is the score of 40 all in a game of tennis called?

DeuceA player must then win two points in a row to take the game