how many stadiums were used in this event?
10 stadiums
2010 FIFA World Cup
The matches were played in 10 stadiums in nine host cities around the country, with the opening and final played at the Soccer City stadium in South Africa's largest city, Johannesburg. 
shakira waka waka video songs free download fifa world cup 2010 UNANSWERABLE what is the back story behind this song? Waka Waka (This Time for Africa)" is a pop song whose lyrics encourage one to aim for their goals like a soldier on a battlefield. what disputes did the song face? Yes - FIFA's decision to choose this as the official song was negatively received by South African people, who felt Shakira was not the "right person to represent the country's first World Cup" who won the 2010 football world cup? Spain how was the host selected? The bidding process for hosting the tournament finals was open only to African nations. The winning bid was announced by FIFA president Sepp Blatter at a media conference in Zürich;  South Africa received 14 votes, Morocco received 10 votes and Egypt no votes. who made the ball played in that match? Spain national football team, Netherlands national football team, South Africa national football team etc what is the name of the ball played in that match? Jabulani which two teams played for the third place? Germany, Uruguay what was the score in the end? Germany defeated Uruguay by 3–2 was there a case of corruption in the event? Yes - On 4 June 2015, FIFA executive Chuck Blazer, having co-operated with the FBI and the Swiss authorities, confirmed that he and the other members of FIFA's executive committee were bribed in order to promote the South African 1998 and 2010 World Cup bids. did the workers go on a strike? Yes - On 8 July 2009, 70,000 construction workers who were working on the new stadiums walked off their jobs. The  "no work no pay" strike would go on until FIFA assessed penalties on the organisers. how much money was given to the final winner as a prize? The total prize money on offer for the tournament was confirmed by FIFA as US$420 million (including payments of US$40 million to domestic clubs)
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2010 FIFA World Cup [SEP] Introduction
They are also the only national team since 1978 to win a World Cup after losing a game in the group stage. As a result of their win, Spain represented the World in the 2013 FIFA Confederations Cup. Host nation South Africa and both 2006 World Cup finalists Italy and France were all eliminated in the first round of the tournament. It was the first time that the hosts had been eliminated in the first round. New Zealand, with their three draws, were the only undefeated team in the tournament, but they were also eliminated in the first round.