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College Physics
This introductory, algebra-based, two-semester college physics book is grounded with real-world examples, illustrations, and explanations to help students grasp key, fundamental physics concepts.
- Author
- OpenStax
- Publisher
- LibreTexts
- Source
- LibreTexts
- License
- CC BY
- Language
- EN
- Category
- Basic Sciences
Contents· 346 sections
- 01: The Nature of Science and Physics
- 1.00: Prelude to Science and the Realm of Physics Physical Quantities and Units
- 1.01: Physics- An Introduction
- 1.02: Physical Quantities and Units
- 1.03: Accuracy Precision and Significant Figures
- 1.04: Approximation
- 1.E: The Nature of Science and Physics (Exercises)
- 02: Kinematics
- 2.00: Prelude to One-Dimensional Kinematics
- 2.01: Displacement
- 2.02: Vectors Scalars and Coordinate Systems
- 2.03: Time Velocity and Speed
- 2.04: Acceleration
- 2.05: Motion Equations for Constant Acceleration in One Dimension
- 2.06: Problem-Solving Basics for One-Dimensional Kinematics
- 2.07: Falling Objects
- 2.08: Graphical Analysis of One-Dimensional Motion
- 2.E: Kinematics (Exercises)
- 03: Two-Dimensional Kinematics
- 3.00: Prelude to Two-Dimensional Kinematics
- 3.01: Kinematics in Two Dimensions - An Introduction
- 3.02: Vector Addition and Subtraction- Graphical Methods
- 3.03: Vector Addition and Subtraction- Analytical Methods
- 3.04: Projectile Motion
- 3.05: Addition of Velocities
- 3.E: Two-Dimensional Kinematics (Exercises)
- 04: Dynamics- Force and Newton's Laws of Motion
- 4.00: Prelude to Dynamics- Newtons Laws of Motion
- 4.01: Development of Force Concept
- 4.02: Newtons First Law of Motion - Inertia
- 4.03: Newtons Second Law of Motion- Concept of a System
- 4.04: Newtons Third Law of Motion- Symmetry in Forces
- 4.05: Normal Tension and Other Examples of Forces
- 4.06: Problem-Solving Strategies
- 4.07: Further Applications of Newtons Laws of Motion
- 4.08: Extended Topic- The Four Basic ForcesAn Introduction
- 4.E: Dynamics- Force and Newton's Laws of Motion (Exercises)
- 05: Further Applications of Newton's Laws- Friction Drag and Elasticity
- 5.00: Prelude to Further Applications of Newtons Laws
- 5.01: Friction
- 5.02: Drag Forces
- 5.03: Elasticity - Stress and Strain
- 5.E: Further Applications of Newton's Laws (Exercises)
- 06: Uniform Circular Motion and Gravitation
- 6.00: Prelude to Uniform Circular Motion and Gravitation
- 6.01: Rotation Angle and Angular Velocity
- 6.02: Centripetal Acceleration
- 6.03: Centripetal Force
- 6.04: Fictitious Forces and Non-inertial Frames - The Coriolis Force
- 6.05: Newtons Universal Law of Gravitation
- 6.06: Satellites and Keplers Laws- An Argument for Simplicity
- 6.E: Uniform Circular Motion and Gravitation (Excercise)
- 07: Work Energy and Energy Resources
- 7.00: Prelude to Work Energy and Energy Resources
- 7.01: Work- The Scientific Definition
- 7.02: Kinetic Energy and the Work-Energy Theorem
- 7.03: Gravitational Potential Energy
- 7.04: Conservative Forces and Potential Energy
- 7.05: Nonconservative Forces
- 7.06: Conservation of Energy
- 7.07: Power
- 7.08: Work Energy and Power in Humans
- 7.09: World Energy Use
- 7.E: Work Energy and Energy Resources (Exercise)
- 08: Linear Momentum and Collisions
- 8.00: Prelude to Linear Momentum and Collisions
- 8.01: Linear Momentum and Force
- 8.02: Impulse
- 8.03: Conservation of Momentum
- 8.04: Elastic Collisions in One Dimension
- 8.05: Inelastic Collisions in One Dimension
- 8.06: Collisions of Point Masses in Two Dimensions
- 8.07: Introduction to Rocket Propulsion
- 8.E: Linear Momentum and Collisions (Exercises)
- 09: Statics and Torque
- 9.00: Prelude to Statics and Torque
- 9.01: The First Condition for Equilibrium
- 9.02: The Second Condition for Equilibrium
- 9.03: Stability
- 9.04: Applications of Statics Including Problem-Solving Strategies
- 9.05: Simple Machines
- 9.06: Forces and Torques in Muscles and Joints
- 9.E: Statics and Torque (Exercises)
- 10: Rotational Motion and Angular Momentum
- 10.00: Prelude to Rotational Motion and Angular Momentum
- 10.01: Angular Acceleration
- 10.02: Kinematics of Rotational Motion
- 10.03: Dynamics of Rotational Motion - Rotational Inertia
- 10.04: Rotational Kinetic Energy - Work and Energy Revisited
- 10.05: Angular Momentum and Its Conservation
- 10.06: Collisions of Extended Bodies in Two Dimensions
- 10.07: Gyroscopic Effects- Vector Aspects of Angular Momentum
- 10.E: Rotational Motion and Angular Momentum (Exercises)
- 11: Fluid Statics
- 11.00: Prelude to Fluid Statics
- 11.01: What Is a Fluid
- 11.02: Density
- 11.03: Pressure
- 11.04: Variation of Pressure with Depth in a Fluid
- 11.05: Pascals Principle
- 11.06: Gauge Pressure Absolute Pressure and Pressure Measurement
- 11.07: Archimedes Principle
- 11.08: Cohesion and Adhesion in Liquids - Surface Tension and Capillary Action
- 11.09: Pressures in the Body
- 11.E: Fluid Statics (Exercises)
- 12: Fluid Dynamics and Its Biological and Medical Applications
- 12.00: Prelude to Fluid Dynamics and Its Biological and Medical Applications
- 12.01: Flow Rate and Its Relation to Velocity
- 12.02: Bernoullis Equation
- 12.03: The Most General Applications of Bernoullis Equation
- 12.04: Viscosity and Laminar Flow Poiseuilles Law
- 12.05: The Onset of Turbulence
- 12.06: Motion of an Object in a Viscous Fluid
- 12.07: Molecular Transport Phenomena- Diffusion Osmosis and Related Processes
- 12.E: Fluid Dynamics and Its Biological and Medical Applications (Exercises)
- 13: Temperature Kinetic Theory and the Gas Laws
- 13.00: Prelude to Temperature Kinetic Theory and the Gas Laws
- 13.01: Temperature
- 13.02: Thermal Expansion of Solids and Liquids
- 13.03: The Ideal Gas Law
- 13.04: Kinetic Theory- Atomic and Molecular Explanation of Pressure and Temperature
- 13.05: Phase Changes
- 13.06: Humidity Evaporation and Boiling
- 13.E: Temperature, Kinetic Theory, and the Gas Laws (Exercise)
- 14: Heat and Heat Transfer Methods
- 14.00: Prelude to Heat and Heat Transfer Methods
- 14.01: Heat
- 14.02: Temperature Change and Heat Capacity
- 14.03: Phase Change and Latent Heat
- 14.04: Heat Transfer Methods
- 14.05: Conduction
- 14.06: Convection
- 14.07: Radiation
- 14.E: Heat and Heat Transfer Methods (Exercise)
- 15: Thermodynamics
- 15.00: Prelude to Thermodynamics
- 15.01: The First Law of Thermodynamics
- 15.02: The First Law of Thermodynamics and Some Simple Processes
- 15.03: Introduction to the Second Law of Thermodynamics - Heat Engines and their Efficiency
- 15.04: Carnots Perfect Heat Engine- The Second Law of Thermodynamics Restated
- 15.05: Applications of Thermodynamics- Heat Pumps and Refrigerators
- 15.06: Entropy and the Second Law of Thermodynamics- Disorder and the Unavailability of Energy
- 15.07: Statistical Interpretation of Entropy and the Second Law of Thermodynamics- The Underlying Explanation
- 15.E: Heat and Heat Transfer Methods (Exercise)
- 16: Oscillatory Motion and Waves
- 16.00: Prelude to Oscillatory Motion and Waves
- 16.01: Hookes Law - Stress and Strain Revisited
- 16.02: Period and Frequency in Oscillations
- 16.03: Simple Harmonic Motion- A Special Periodic Motion
- 16.04: The Simple Pendulum
- 16.05: Energy and the Simple Harmonic Oscillator
- 16.06: Uniform Circular Motion and Simple Harmonic Motion
- 16.07: Damped Harmonic Motion
- 16.08: Forced Oscillations and Resonance
- 16.09: Waves
- 16.10: Superposition and Interference
- 16.11: Energy in Waves- Intensity
- 16.E: Oscillatory Motion and Waves (Exercises)
- 17: Physics of Hearing
- 17.00: Prelude to the Physics of Hearing
- 17.01: Sound
- 17.02: Speed of Sound Frequency and Wavelength
- 17.03: Sound Intensity and Sound Level
- 17.04: Doppler Effect and Sonic Booms
- 17.05: Sound Interference and Resonance- Standing Waves in Air Columns
- 17.06: Hearing
- 17.07: Ultrasound
- 17.E: Physics of Hearing (Exercises)
- 18: Electric Charge and Electric Field
- 18.00: Prelude to Electric Charge and Electric Field
- 18.01: Static Electricity and Charge - Conservation of Charge
- 18.02: Conductors and Insulators
- 18.03: Coulomb's Law
- 18.04: Electric Field- Concept of a Field Revisited
- 18.05: Electric Field Lines- Multiple Charges
- 18.06: Electric Forces in Biology
- 18.07: Conductors and Electric Fields in Static Equilibrium
- 18.08: Applications of Electrostatics
- 18.E: Electric Charge and Electric Field (Exercises)
- 19: Electric Potential and Electric Field
- 19.00: Introduction to Electric Potential and Electric Energy
- 19.01: Electric Potential Energy- Potential Difference
- 19.02: Electric Potential in a Uniform Electric Field
- 19.03: Electrical Potential Due to a Point Charge
- 19.04: Equipotential Lines
- 19.05: Capacitors and Dielectrics
- 19.06: Capacitors in Series and Parallel
- 19.07: Energy Stored in Capacitors
- 19.E: Exercises
- 20: Electric Current Resistance and Ohm's Law
- 20.00: Prelude to Electric Current Resistance and Ohm's Law
- 20.01: Current
- 20.02: Ohms Law - Resistance and Simple Circuits
- 20.03: Resistance and Resistivity
- 20.04: 20.4 Electric Power and Energy
- 20.05: Alternating Current versus Direct Current
- 20.06: Electric Hazards and the Human Body
- 20.07: Nerve ConductionElectrocardiograms
- 20.E: Heat and Heat Transfer Methods (Exercise)
- 21: Circuits Bioelectricity and DC Instruments
- 21.00: Prelude to Circuits and DC Instruments
- 21.01: Resistors in Series and Parallel
- 21.02: Electromotive Force - Terminal Voltage
- 21.03: Kirchhoffs Rules
- 21.04: DC Voltmeters and Ammeters
- 21.05: Null Measurements
- 21.06: DC Circuits Containing Resistors and Capacitors
- 21.E: Circuits and DC Instruments (Exercise)
- 22: Magnetism
- 22.00: Prelude to Magnetism
- 22.01: Magnets
- 22.02: Ferromagnets and Electromagnets
- 22.03: Magnetic Fields and Magnetic Field Lines
- 22.04: Magnetic Field Strength- Force on a Moving Charge in a Magnetic Field
- 22.05: Force on a Moving Charge in a Magnetic Field- Examples and Applications
- 22.06: The Hall Effect
- 22.07: Magnetic Force on a Current-Carrying Conductor
- 22.08: Torque on a Current Loop - Motors and Meters
- 22.09: Magnetic Fields Produced by Currents- Amperes Law
- 22.10: Magnetic Force between Two Parallel Conductors
- 22.11: More Applications of Magnetism
- 22.E: Magnetism (Exercises)
- 23: Electromagnetic Induction AC Circuits and Electrical Technologies
- 23.00: Prelude to Electromagnetic Induction AC Circuits and Electrical Technologies
- 23.01: RL Circuits
- 23.02: Reactance Inductive and Capacitive
- 23.03: RLC Series AC Circuits
- 23.04: Induced Emf and Magnetic Flux
- 23.05: Faradays Law of Induction- Lenzs Law
- 23.06: Motional Emf
- 23.07: Eddy Currents and Magnetic Damping
- 23.08: Electric Generators
- 23.09: Back Emf
- 23.10: Transformers
- 23.11: Electrical Safety - Systems and Devices
- 23.12: Inductance
- 23.E: Electromagnetic Induction AC Circuits and Electrical Technologies (Exercise)
- 24: Electromagnetic Waves
- 24.00: Prelude to Electromagnetic Waves
- 24.01: Maxwells Equations- Electromagnetic Waves Predicted and Observed
- 24.02: Production of Electromagnetic Waves
- 24.03: The Electromagnetic Spectrum
- 24.04: Energy in Electromagnetic Waves
- 24.E: Electromagnetic Waves (Exercises)
- 25: Geometric Optics
- 25.00: Prelude to Geometric Optics
- 25.01: The Ray Aspect of Light
- 25.02: The Law of Reflection
- 25.03: The Law of Refraction
- 25.04: Total Internal Reflection
- 25.05: Dispersion - Rainbows and Prisms
- 25.06: Image Formation by Lenses
- 25.07: Image Formation by Mirrors
- 25.E: Geometric Optics (Exercises)
- 26: Vision and Optical Instruments
- 26.00: Introduction to Vision and Optical Instruments
- 26.01: Physics of the Eye
- 26.02: Vision Correction
- 26.03: Color and Color Vision
- 26.04: Microscopes
- 26.05: Telescopes
- 26.06: Aberrations
- 26.E: Vision and Optical Instruments (Exercise)
- 27: Wave Optics
- 27.00: Introduction to Wave Optics
- 27.01: The Wave Aspect of Light- Interference
- 27.02: Huygens's Principle - Diffraction
- 27.03: Youngs Double Slit Experiment
- 27.04: Multiple Slit Diffraction
- 27.05: Single Slit Diffraction
- 27.06: Limits of Resolution- The Rayleigh Criterion
- 27.07: Thin Film Interference
- 27.08: Polarization
- 27.09: Microscopy Enhanced by the Wave Characteristics of Light
- 27.E: Vision and Optical Instruments (Exercise)
- 28: Special Relativity
- 28.00: Prelude to Special Relativity
- 28.01: Einsteins Postulates
- 28.02: Simultaneity and Time Dilation
- 28.03: Length Contraction
- 28.04: Relativistic Addition of Velocities
- 28.05: Relativistic Momentum
- 28.06: Relativistic Energy
- 28.E: Special Relativity (Exercise)
- 29: Introduction to Quantum Physics
- 29.00: Prelude to Quantum Physics
- 29.01: Quantization of Energy
- 29.02: The Photoelectric Effect
- 29.03: Photon Energies and the Electromagnetic Spectrum
- 29.04: Photon Momentum
- 29.05: The Particle-Wave Duality of Light
- 29.06: The Wave Nature of Matter
- 29.07: Probability and The Heisenberg Uncertainty Principle
- 29.08: The Particle-Wave Duality Reviewed
- 29.E: Introduction to Quantum Physics (Exercise)
- 30: Atomic Physics
- 30.00: Prelude to Atomic Physics
- 30.01: Discovery of the Atom
- 30.02: Discovery of the Parts of the Atom - Electrons and Nuclei
- 30.03: Bohrs Theory of the Hydrogen Atom
- 30.04: X Rays- Atomic Origins and Applications
- 30.05: Applications of Atomic Excitations and De-Excitations
- 30.06: The Wave Nature of Matter Causes Quantization
- 30.07: Patterns in Spectra Reveal More Quantization
- 30.08: Quantum Numbers and Rules
- 30.09: The Pauli Exclusion Principle
- 30.E: Atomic Physics (Exercises)
- 31: Radioactivity and Nuclear Physics
- 31.00: Prelude to Radioactivity and Nuclear Physics
- 31.01: Nuclear Radioactivity
- 31.02: Radiation Detection and Detectors
- 31.03: Substructure of the Nucleus
- 31.04: Nuclear Decay and Conservation Laws
- 31.05: Half-Life and Activity
- 31.06: Binding Energy
- 31.07: Tunneling
- 31.E: Radioactivity and Nuclear Physics (Exercises)
- 32: Medical Applications of Nuclear Physics
- 32.00: Prelude to Applications of Nuclear Physics
- 32.01: Medical Imaging and Diagnostics
- 32.02: Biological Effects of Ionizing Radiation
- 32.03: Therapeutic Uses of Ionizing Radiation
- 32.04: Food Irradiation
- 32.05: Fusion
- 32.06: Fission
- 32.07: Nuclear Weapons
- 32.E: Medical Applications of Nuclear Physics (Exercises)
- 33: Particle Physics
- 33.00: Prelude to Particle Physics
- 33.01: The Yukawa Particle and the Heisenberg Uncertainty Principle Revisited
- 33.02: The Four Basic Forces
- 33.03: Accelerators Create Matter from Energy
- 33.04: Particles Patterns and Conservation Laws
- 33.05: Quarks - Is That All There Is
- 33.06: GUTs - The Unification of Forces
- 33.E: Particle Physics (Exercise)
- 34: Frontiers of Physics
- 34.00: Prelude to Frontiers of Physics
- 34.01: Cosmology and Particle Physics
- 34.02: General Relativity and Quantum Gravity
- 34.03: Superstrings
- 34.04: Dark Matter and Closure
- 34.05: Complexity and Chaos
- 34.06: High-temperature Superconductors
- 34.07: Some Questions We Know to Ask
- 34.E: Frontiers of Physics (Exercises)