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That's an initial velocity from a jump. Usain Bolt is looking at his whole body running where 12.27 m/s is a sustained speed.
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Potential Energy, Kinetic Energy and Cats
kailyn1239 commented on prettybird's blog entry in My Journey in Physics
i wanted to know if a frightened cat was kinetic or potential energy, not what your cat did for 7 minutes -
so cool!
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how do I find an article on this
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Badminton is a Sport where players score points by striking a shuttlecock with their racket so that it passes over the net and lands in their opponent's half of the court. It involves various aspects of physics, such as aerodynamics, projectile motion, kinetic/potential energy etc..
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Tetris Gems Super Combo 547,156 New World Record!!! https://www.youtube.com/watch?v=R01-9wYwht8
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Tails are not required for kites to fly. Tails are one method of stability. It is not necessary to run to launch a kite. There is a book on amazon.com that answers these questions clearly. It's called, "Kite Physics." It gives a visual explanation of the physics of kites in flight. With 125 pictures, illustrations, and 65 experiments. It answers the questions: Are tails required on a kite? How can I improve the flight of my kite? What are the forces that act on my kite? What changes can I try? Do kites glide? What are some applications of kites that I can explore? How do kites fly?
