1. Isabel Rodríguez Guerrero
3r A 2-05-12
Computer science
N- 25

2. •The history of swimming started at the Prehistory
and were founded remains of paintings.
•But the swimming like an sports it was started in
Britain at the XIX century, with the national
swimming society in London (1873).
•At the XIX Century Swimming competition were established in New
Zeeland and Australia. In 1870 started to go competitions in USA.
•In 1896 were the “Atenas Olympic Games”
and Swimming was included in for men and
finally in 1921 for women.

3. Swimming thousand years ago, was discovered like a method to
move in the water. But actually is considerate an Olympic sport.
-Free style (crol)
Is a solitary sport and -Backstroke
you can participated in
different methods -Butterfly
-Fathom
-Relay
In competition there are
some like those: -Style
-Style relay.

4. Free Style (Crawl) The crawl, is the fastest of all the styles
that are used in competitive swimming. To
practice this style we must put the body
straight crawl and head seeing the bottom
of the pool.
In crawl we must jump from the
trampoline and touch the end wall of the
pool.
It consisted to move the arms with the
palm down, while the other enter in the
water.
Legs moved like kicking up and down like
we can see in the photo.

5. Butterfly is the most difficult style to Butterfly
practice. Because it requires
more strength and more energy-
consuming of all.
It consisted that the left side of the
body must do the same as the right
and also the legs are coordinated in
a shake up and down .
The events are made at distances of
50 m, 100 m and 200 m.
We must move like we can see in
these pictures.

6. This style is like crawl but the
swimmer fleet back. Back
In it we can breathe better, but
you can’t see other swimmer that
we have fore.
A way out is to back an arm in
the air with the palm of your hand
out out from under the leg, while
the other drives the body in the
water.
In a pool of 50 m. the best time
is 24.04 (Lian Tancock) and 28.19
( Zhao Jing).

7. Fathom Fathom it consisted to move
hands pushed forward together from
the chest and elbows must
remain under water, at an angle of 90 °.
And the legs provide the greatest force
for do the progress.
Style is slowest one in competitions
Events are held at distances of
50 m, 100 m and 200 m.
In a pool of 50m the best time is 26.67
(Cameron Van der Burgh) and 29.80
(Jessica A Hardy).

8. •Martin López-zubero (Spain) -> Considereted the best in
Spain
• Franziska van Almsick (Germany)
• Matt Biondl (USA)
• Alexandr Popov (Russia)
•Felipe Muñoz Kapamas (Mexico)
•Michael Fhelps (USA) -> He won fourteen gold medals
and two of bronze.
•Kristin Otto, Michael Gross (Germany)
• Alberto Zorrilla (Argentina)
• Alexandr Popov (Russia)
• Vladimir Salnikov (Rusia)
• Ian Thorpe (Austraslia)
•Cesar Cielo (Brasil)