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## Details

Material Type: | Internet resource |
---|---|

Document Type: | Book, Internet Resource |

All Authors / Contributors: |
Steven Holzner; Daniel Wohns |

ISBN: | 9780470618417 0470618418 |

OCLC Number: | 466334149 |

Notes: | Includes index. |

Description: | xiv, 174 p. : ill. ; 22 cm. |

Contents: | Introduction -- About this book -- Conventions used in this book -- Foolish assumptions -- Icons Used in this book -- Where to go from here -- Chapter 1: Viewing The World Through The Lens Of Physics -- Figuring out what physics is about -- Paying attention to objects in motion -- Getting energized -- Moving as fast as you can: special relativity -- Measuring your world -- Keeping physical units straight -- Converting between units of measurement -- Nixing some zeros with scientific notation -- Knowing which digits are significant -- Chapter 2: Taking Vectors Step By Step -- Getting a grip on vectors -- Looking for direction and magnitude -- Adding vectors -- Subtracting vectors -- Waxing numerical on vectors -- Working with vector components -- Using magnitudes and angles to find vector components -- Using vector components to find magnitudes and angles -- Chapter 3: Going the distance with speed and acceleration -- From here to there: dissecting displacement -- Examining axes -- Measuring speed -- Fast track to understanding speed and velocity -- How fast am I right now? instantaneous speed -- Staying steady: uniform speed -- Changing your speed: nonuniform motion -- Doing some calculations: average speed -- Contrasting average speed and instantaneous speed -- Speeding up (or slowing down): acceleration -- Defining our terms -- Recognizing positive and negative acceleration -- Looking at average and instantaneous acceleration -- Accounting for uniform and nonuniform acceleration -- Bringing acceleration, time, and displacement together -- Locating not-so-distant relations -- Equating more speedy scenarios -- Putting speed, acceleration, and displacement together -- Chapter 4: Studying Circular Motions -- Understanding uniform circular motion -- Creating centripetal acceleration -- Seeing how centripetal acceleration controls velocity -- Calculating centripetal acceleration -- Finding angular equivalents for linear equations -- Chapter 5: Push-Ups and Pull-Ups: Exercises in Force -- Reckoning with force -- Objects at rest and in motion: Newton's first law -- Calculating net force: Newton's second law -- Gathering net forces -- Just relax: dealing with tension -- Balancing act: finding equilibrium -- Equal and opposite reactions: Newton's third Law -- Chapter 6: Falling Slowly: Gravity And Friction -- Dropping the apple: Newton's law of gravitation -- Down to Earth: dealing with gravity -- Leaning vertically with inclined planes -- Facing friction -- Figuring out the normal force -- Finding the coefficient of friction -- Bringing static and kinetic friction into the mix -- Getting moving with static friction -- Staying in motion with kinetic friction -- Dealing with uphill friction -- Calculating the component weight -- Determining the force of friction -- Chapter 7: Putting Physics To Work -- Wrapping your mind around work -- Pushing your weight -- Taking a drag -- Working backward: negative work -- Working up a sweat: kinetic energy -- Breaking down the kinetic energy equation -- Using the kinetic energy equation -- Calculating kinetic energy by using net force -- Saving up: potential energy -- Working against gravity -- Converting potential energy into kinetic energy -- Pitting conservative against nonconservative forces -- No work required: the conservation of mechanical energy -- Powerful idea: the rate of doing work -- Chapter 8: Moving Objects With Impulse And Momentum -- Feeling a sudden urge to do physics: impulse -- Mastering momentum -- Connecting impulse and momentum -- Taking impulse and momentum to the pool hall -- Getting impulsive in the rain -- Watching objects go bonk: the conservation of momentum -- Measuring firing velocity -- Examining elastic and inelastic collisions -- Flying apart: elastic collisions -- Sticking together: inelastic collisions -- Colliding along a line -- Colliding in two dimensions -- Chapter 9: Navigating The Twists And Turns of Angular Kinetics -- Changing gears (and equations) from linear to rotational motion -- Tackling tangential motion -- Calculating tangential speed -- Figuring out tangential acceleration -- Looking at centripetal acceleration -- Applying vectors to rotation -- Analyzing angular velocity -- Working out angular acceleration -- Doing the twist with torque -- Walking through the torque equation -- Mastering lever arms -- Identifying the torque generated -- Realizing that torque is a vector -- No spin, just the unbiased truth: rotational equilibrium -- Chapter 10 Taking A Spin With Rotational Dynamics -- Converting Newton's second law into angular motion -- Moving from tangential to angular acceleration -- Bringing the moment of inertia into play -- Finding moments of inertia for standard shapes -- Doing rotational work and producing kinetic energy -- Making the transition to rotational work -- Solving for rotational kinetic energy -- Going round and round with angular momentum -- Chapter 11: There And Back Again: Simple Harmonic Motion -- Homing in on Hooke's law -- Staying within the elastic limit -- Exerting a restoring force -- Deja vu all over again: simple harmonic motion -- Browsing the basics of simple harmonic motion -- Exploring some complexities of simple harmonic motion -- Breaking down the sine wave -- Getting periodic -- Studying the velocity -- Including the acceleration -- Finding angular frequencies of masses on springs -- Examining energy in simple harmonic motion -- Going for a swing with pendulums -- Chapter 12 Ten Marvels Of Relativity -- Nature doesn't play favorites -- Speed of light is constant -- Time contracts at high speeds -- Space travel slows down aging -- Length shortens at high speeds -- Matter and energy are equivalent: E = mc2 -- Matter + antimatter equals boom -- Sun Is losing mass -- You can't surpass the speed of light -- Newton was right -- Index. |

Series Title: | --For dummies. |

Responsibility: | Steven Holzner with Daniel Wohns. |

### Abstract:

For students who just need to know the vital concepts of physics,whether as a refresher, for exam prep, or as a reference, Physics Essentials For Dummies is a must-have guide. Free oframp-up and ancillary material, Physics Essentials ForDummies contains content focused on key topics only.
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