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Why Cats Land on Their Feet : And 76 Other Physical Paradoxes and Puzzles.
Ever wonder why cats land on their feet? Or what holds a spinning top upright? Or whether it is possible to feel the Earth's rotation in an airplane? Why Cats Land on Their Feet is a compendium of paradoxes and puzzles that readers can solve using their own physical intuition. And the surprisin...
| Clasificación: | Libro Electrónico |
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| Autor principal: | |
| Formato: | Electrónico eBook |
| Idioma: | Inglés |
| Publicado: |
Princeton :
Princeton University Press,
2012.
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| Temas: | |
| Acceso en línea: | Texto completo |
Tabla de Contenidos:
- Cover; Title; Copyright; Contents; Acknowledgments; 1 Fun with Physical Paradoxes, Puzzles, and Problems; 1.1 Introduction; 1.2 Background; 1.3 Sources; 2 Outer Space Paradoxes; 2.1 A Helium Balloon in a Space Shuttle; 2.2 Space Navigation without Jets; 2.3 A Paradox with a Comet; 2.4 Speeding Up Causes a Slowdown; 3 Paradoxes with Spinning Water; 3.1 A Puzzle with a Floating Cork; 3.2 Parabolic Mirrors and Two Kitchen Puzzles; 3.3 A Cold Parabolic Dish; 3.4 Boating on a Slope; 3.5 Navigating with No Engine or Sails; 3.6 The Icebergs; 4 Floating and Diving Paradoxes; 4.1 A Bathtub on Wheels.
- 4.2 The Tub Problem-In More Depth4.3 How to Lose Weight in a Fraction of a Second; 4.4 An Underwater Balloon; 4.5 A Scuba Puzzle; 4.6 A Weight Puzzle; 5 Flows and Jets; 5.1 Bernoulli's Law and Water Guns; 5.2 Sucking on a Straw and the Irreversibility of Time; 5.3 Bernoulli's Law and Moving Around in a Space Shuttle; 5.4 A Sprinker Puzzle; 5.5 Ejecting Water Fast but with Zero Speed?; 5.6 A Pouring Water Puzzle; 5.7 A Stirring Paradox; 5.8 An Inkjet Printer Question; 5.9 A Vorticity Paradox; 6 Moving Experiences: Bikes, Gymnastics, Rockets; 6.1 How Do Swings Work?; 6.2 The Rising Energy Cost.
- 6.3 A Gymnast Doing Giants and a Hamster in a Wheel6.4 Controlling a Car on Ice; 6.5 How Does a Biker Turn?; 6.6 Speeding Up by Leaning; 6.7 Can One Gain Speed on a Bike by Body Motion Only?; 6.8 Gaining Weight on a Motorbike; 6.9 Feeling the Square in (mv[sup(2)]/2) Through the Bike Pedals; 6.10 A Paradox with Rockets; 6.11 A Coffee Rocket; 6.12 Throwing a Ball from a Moving Car; 7 Paradoxes with the Coriolis Force; 7.1 What Is the Coriolis Force?; 7.2 Feeling Coriolis in a Boeing 747; 7.3 Down the Drain with Coriolis; 7.4 High Pressure and Good Weather; 7.5 What Causes Trade Winds?
- 8 Centrifugal Paradoxes8.1 What's Cheaper: Flying West or East?; 8.2 A Coriolis Paradox; 8.3 An Amazing Inverted Pendulum: What Holds It Up?; 8.4 Antigravity Molasses; 8.5 The ""Proof"" That the Sling Cannot Work; 8.6 A David-Goliath Problem; 8.7 Water in a Pipe; 8.8 Which Tension Is Greater?; 8.9 Slithering Ropes in Weightlessness; 9 Gyroscopic Paradoxes; 9.1 How Does the Spinning Top Defy Gravity?; 9.2 Gyroscopes in Bikes; 9.3 A Rolling Coin; 9.4 Staying on a Slippery Dome; 9.5 Finding North with a Gyroscope; 10 Some Hot Stuff and Cool Things.
- 10.1 Can Heat Pass from a Colder to a Hotter Object?10.2 A Bike Pump and Molecular Ping-Pong; 10.3 A Bike Pump as a Heat Pump; 10.4 Heating a Room in Winter; 10.5 Freezing Things with a Bike Tire; 11 Two Perpetual Motion Machines; 11.1 Perpetual Motion by Capillarity; 11.2 An Elliptical Mirror Perpetuum Mobile; 12 Sailing and Gliding; 12.1 Shooting Cherry Pits and Sailing; 12.2 Sailing Straight into the Wind; 12.3 Biking against the Wind; 12.4 Soaring without Updrafts; 12.5 Danger of the Horizontal Shear Wind; 13 The Flipping Cat and the Spinning Earth.