Physics I For Dummies. Steven Holzner

with the Kinetic Energy Formula Chapter 17: Heat and Work: The Laws of Thermodynamics Getting Temperature with Thermal Equilibrium: the Zeroth Law Conserving Energy: The First Law of Thermodynamics Flowing from Hot to Cold: The Second Law of Thermodynamics Going Cold: The Third (And Absolute Last) Law of Thermodynamics

      9  Part 5: The Part of Tens Chapter 18: Ten Physics Heroes Galileo Galilei Sir Isaac Newton Charles-Augustin de Coulomb William Thomson (Lord Kelvin) Marie Salomea Skłodowska Curie Albert Einstein Emmy Noether Maria Goeppert Mayer Chen-Shiung Wu Jocelyn Bell Burnell Chapter 19: Ten Wild Physics Theories Time Slows Down Moving Objects Contract Heisenberg Says You Can’t Be Certain Black Holes Don’t Let Light Out Gravity Curves Space Matter and Antimatter Destroy Each Other Supernovas Are the Most Powerful Explosions The Universe Starts with the Big Bang and Ends with the Gnab Gib Microwave Ovens Are Hot Physics Most Matter is Invisible

      10  Glossary

      11  Index

      12  About the Author

      13  Connect with Dummies

      14  End User License Agreement

      List of Tables

      1 Chapter 2TABLE 2-1 Units of Measurement in the MKS System

      2 Chapter 5TABLE 5-1 Units of Force

      3 Chapter 7TABLE 7-1 Linear and Angular Motion Formulas

      4 Chapter 8TABLE 8-1 Densities of Common Materials

      5 Chapter 12TABLE 12-1 Moments of Inertia for Various Shapes and Solids

      6 Chapter 15TABLE 15-1 Thermal Conductivities for Various Materials

      List of Illustrations

      1 Chapter 2FIGURE 2-1: A labeled triangle that you can use to find trig values.

      2 Chapter 3FIGURE 3-1: Examining displacement with a golf ball.FIGURE 3-2: A ball moving in two dimensions.FIGURE 3-3: A trip from Ohio to Michigan.FIGURE 3-4: Increasing velocity under constant acceleration.

      3 Chapter 4FIGURE 4-1: A vector, represented by an arrow, has both a direction and a magni...FIGURE 4-2: Equal vectors have the same length and direction but may have diffe...FIGURE 4-3: Going from the tail of one vector to the head of a second gets you ...FIGURE 4-4: Take the sum of two vectors by creating a new vector.FIGURE 4-5: Subtracting two vectors by putting their feet together and drawing ...FIGURE 4-6: Use vector coordinates to make handling vectors easy.FIGURE 4-7: Breaking a vector into components allows you to add or subtract the...FIGURE 4-8: Using the angle created by a vector to get to a hotel.FIGURE 4-9: A baseball diamond is a series of vectors created by the x-axis and...FIGURE 4-10: You can use acceleration and change in time to find a change in ve...FIGURE 4-11: A golf ball about to roll off a cliff.FIGURE 4-12: A kicked soccer ball.

      4 Chapter 5FIGURE 5-1: Accelerating a hockey puck.FIGURE 5-2: A ball in flight may face many forces that act on it.FIGURE 5-3: The net force vector factors in all forces to determine the ball’s ...FIGURE 5-4: A free-body diagram of all the forces acting on a football at one t...FIGURE 5-5: Equal forces acting on a car tire and the road during acceleration.FIGURE 5-6: Pulling a heavy puck with a rope to exert equal force on both ends.FIGURE 5-7: Using a pulley to exert force.FIGURE 5-8: Using a pulley at an angle to keep a mass stationary.FIGURE 5-9: Hanging a sign requires equilibrium from the involved forces.

      5 Chapter 6FIGURE 6-1: Racing a cart down a ramp.FIGURE 6-2: The angle of the direction perpendicular to the ramp surface from t...FIGURE 6-3: The forces acting on a bar of gold.FIGURE 6-4: You must battle different types of force and friction to push an ob...FIGURE 6-5: All the forces acting on an object sliding down a ramp.FIGURE 6-6: Shooting a cannon at a particular angle with respect to the ground.

      6 Chapter 7FIGURE 7-1: Velocity constantly changes direction when an object is in circular...FIGURE 7-2: A golf ball on a string traveling with constant speed.FIGURE 7-3: The forces acting on a car banking around a turn.FIGURE 7-4: A circular arc extends an angle of one radian.FIGURE 7-5: The force and velocity of a ball on a circular track.

      7 Chapter 8FIGURE 8-1: A cube of water has different pressures on the top and bottom faces...FIGURE 8-2: A hydraulic system magnifies force.FIGURE 8-3: A raft in water.FIGURE 8-4: A streamline shows the directions of flow.FIGURE 8-5: A cube of fluid flowing through a pipe.

      8 Chapter 9FIGURE 9-1: To do work on this gold ingot, you have to push with enough force t...FIGURE 9-2: More force is required to do the same amount of work if you pull at...FIGURE 9-3: You find the net force acting on an object to find its speed at the...FIGURE 9-4: Kinetic energy converted to potential energy and then back to kinet...

      9 Chapter 10FIGURE 10-1: Examining force versus time gives you the impulse you apply on obj...FIGURE 10-2: The average force over a time interval depends on the values the f...FIGURE 10-3: Shooting a wooden block on a string allows you to experiment with ...FIGURE 10-4: Before, during, and after a collision between two balls moving in ...

      10 Chapter 11FIGURE 11-1: A ball in circular motion has angular speed with respect to the ra...FIGURE 11-2: Angular velocity points in a direction perpendicular to the wheel.FIGURE 11-3: Angular acceleration in the same direction as the angular velocity...FIGURE 11-4: Angular acceleration in the direction opposite the angular velocit...FIGURE 11-5: Angular acceleration perpendicular to the angular velocity tilts t...FIGURE 11-6: A seesaw demonstrates torque in action.FIGURE