Water skiing

Hello!!

Today i am going to present you the water ski, it is ideal sport to enjoy in summer.


History;








Water skiing was invented in 1992 when Ralph Samuelson used of boards as skis and a clothesline as a towline at lake Pepin in Lake City, Minnesota.

Samuelson experimented with different positions on the skis for several days until july 2, 1992. Samuelson discovered that leaning backwards in the water with the tips of the skis and sticking out of the water at the tip was the optimal method. His brother Ben towed him and they reached a speed of 32 kilometers per hour.

Samuelson spent 15 years performing shows and teaching water skiing to people in the United States.







Basic technique:







Water skiers can start their skiing in two ways:

The most common is wet, but dry is possible. Water skiing usually begins with a start in deep water. The skier enters the water with the skis on, makes the skis float and puts them on while they are in the water.

Most of the time it can be easier to put on your skis when they are wet. Once the skier has the skis on, they will be thrown to tow the rope of the boat, wich they will place between their skis. At the beginning of the deep waters, the skier crouches in the water while holding on the ski rope; They are in a cannonball position with their legs.

The skier can also perform a "dry start" by standing on the shore or on a pier; However, this type of entry is only recommended for professionals. When the skier is ready, the driver accelerate the boat. As the boat accelerate and decreases the slack of the rope, the skier allows the boat to take it out of the water by applying some muscular force to place it in an upright position.



Equipment:











Water: Water skiing can take place on any type of wather - such as a river, lake, or ocean - but calmer waters are ideal for recreational skiing.

There shouls be a 60-meters-wide skiing space and the water shoud be at least 1.5 to  1.8 meters deep.

There must be enought space for the water skier to safely "get up", or successfully be in the upright skiing position. Skiers and their boat drivers must also have enought room to avoid hazards.


Skis:








Younger skiers usually start on children's skis, wich consist of two skis strapped to the back and front. These connections mean that less force is needed for the child to keep the skis toghether. Sometimes these skis can come with a handle to help balance the skier too.

Children's skis are short, usually 110-150 centimeters long, reflecting the smaller size of the skier. Once a person is strong enought to hold the skis together, there are several options that depend on their level of skill and weight.

Boat:






Recreation boat can serve as water skiing platform and for other purposes, such as cruising and fishing. Types of popular boats include bowriders, deckboats, cuddy cabins and jetboats.

The tugboat must be able to maintain the proper speed. The level of experience, the level of comfort and the type of skiing. For example, a child on two skis would required speeds of 21-26km/h, while and adult on a ski would require up to 58km/h. Barefoot skiing requires speeds of approximately 72km/h.

The competition speeds have a wide range: As slow as 22km/h up to 25km/h for slalom water skiing, and approaching 190km/h at water ski races.

Disciplines:

Slalom:





In an attempt to become as agile as possible, slalom water skiers use only one ski with feet oriented forward, one in front of the other. Slalom skis are narrow and long, at 57-70 inches depending on the height and weight of the skier. The two forward-facing bindings vary: they can be made of rubber or thick plastic, and they can be designed more like a roller blade boot.


Jump:




Water ski jumps have specific dimensions and the ramp height is adjustable. Skiers may choose their boat speed and ramp height, although there are maximums boat speed of 58 km/h. The ramp height must be between 1.5 and 1.8 m. As a professional jumper approaches the ramp they will zigzag behind the boat in a series of cuts to generate speed and angle. When the jumper hits the ramp they will generally be going over 112 kilometres per hour and the load they have generated on the rope can be over 600 kilograms.

Show skiing:

Show skiing is a type of water skiing where skiers perform tricks somewhat similars to those of gymnasts while being pulled by the boat. Traditional ski show acts include pyramids, ski doubles, freestyle jumping, and swivel skiing.

Show skiing is normally performed in water ski shows, with elaborate costumers, choreography, music, and an announcer. Show teams may also compete regionally or nationally.

In the USA, each team member must be a member of USA Water ski to compete.



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