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Published byMargaret Lane Modified over 8 years ago
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Year 11 PE
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To give an object momentum in activities such as throwing, kicking or striking an object, the amount of momentum given to the object is determined by ‘ the sum of all forces generated by each body part.
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To get as much force as possible ◦ 1.) Use as many muscles as possible. E.g use the quads, abdominals, deltoid, forearm etc. ◦ 2.) Use the muscle in the correct order, using large muscle first and then the smallest muscles last. ◦ 3.) Use the proper sequence. This is important so that force is transferred from muscle to muscle. ◦ 4.) Stretch muscles to their full length.
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Look at his Base of Support!!
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The first muscles Being activated are In the legs. Eg. Gastrocnemius, Quadriceps, and Hamstrings.
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First movement, is to step forward
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Momentum transfers from the legs to hips and lower back as the hips rotate around.
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Momentum transfers from the torso, to the shoulder. Look at the position of the elbow. try to put your elbow in that position without the help of force Summation.
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Momentum transfers from the shoulder to the elbow, which is now fully extended.
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Lastly the momentum transfers to the wrist, which flexes downwards as the ball is released
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A proper follow through, indicates that there was an efficient transfer of momentum. In addition, the follow through also safely slows down the muscles
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Watch for the transfer of momentum from one muscle group to the next.
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