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AP Physics 1
AP Physics 2
AP Physics C: Mechanics
AP Physics C: E&M
Guides (40)
- Fluids in AP Physics 1: Pressure, Buoyancy, Bernoulli
- AP Physics B Equation Sheet: What to Use Now
- AP Physics 1 Bell Ringers: 30 Five-Minute Openers
- 40 AP Physics Discussion Questions by Topic
- 30 AP Physics 1 Exit Tickets by Unit
- AP Physics 1 Pacing Guide: A 32-Week Plan
- 12 AP Physics 1 Project Ideas for High School
- Ten AP Physics 1 Review Games That Are Not Just Kahoot
- AP Physics 1 Sub Plans: 4 No-Prep Lessons
- Centripetal Force and Acceleration, Explained
- Coefficient of Friction Table: Values and Ranges
- Collision Lab Classroom Activity, 40 Minutes
- Conservation of Energy: How to Solve Energy Problems
- Conservation of Momentum: Elastic vs Inelastic Collisions
- Coulomb's Law: Electric Force Between Two Charges
- Electric Field and Electric Potential of a Point Charge
- First Day of AP Physics 1: A Complete Class Plan
- Gauss's Law Explained with Worked Examples (AP Physics C)
- How to Calculate Torque and Solve Rotational Equilibrium
- How to Draw a Free Body Diagram (Worked Examples)
- How to Find the Coefficient of Friction (Static & Kinetic)
- How to Find Net Force and Acceleration with F = ma
- How to Find Normal Force: Flat Ground, Inclines, Elevators
- How to Find Tension in a Rope (Single & Connected Masses)
- How to Solve Projectile Motion Problems Step by Step
- Impulse-Momentum Theorem Explained (AP Physics 1)
- How to Solve Inclined Plane Problems in Physics
- Is AP Physics 1 Hard? 2025 Pass Rates and How to Prepare
- Is g 9.8 or 10 in AP Physics 1? Both Earn Credit
- Kinematic Equations: The 4 Formulas and When to Use Each
- Ohm's Law: How to Find Current, Voltage & Resistance
- Projectile Motion Classroom Activity, 40 Minutes
- Rotational Kinematics and Moment of Inertia, Explained
- Series vs Parallel Circuits: Equivalent Resistance
- Simple Harmonic Motion: Pendulum and Spring Period
- Static vs Kinetic Friction: Which One Do You Use?
- Thermodynamics: PV Diagrams & the First Law (AP Physics 2)
- Wave Speed, Frequency, and Wavelength: How to Find Each
- What Is Conserved in a Collision? Momentum vs Energy
- Work-Energy Theorem Explained with Examples
Calculators (12)
- Centripetal Force & Acceleration Calculator
- Coulomb's Law Calculator (Electric Force)
- Friction Calculator (Static, Kinetic, Solve for mu)
- Kinematics Calculator: Solve for Any Variable
- Kinetic & Potential Energy Calculator (AP Physics 1)
- Momentum & Collision Calculator (Final Velocity)
- Net Force Calculator (F = ma, Any Variable)
- Normal Force Calculator (Flat & Inclined Surfaces)
- Ohm's Law Calculator + Series/Parallel Resistance
- Projectile Motion Calculator (Range, Height, Time)
- Torque Calculator: rF sin theta and Lever Arm
- Work and Power Calculator (W = Fd cos θ, P = W/t)
Practice sets (10)
- Adaptive AP Physics review
- 11 Circular Motion and Gravitation Practice Problems
- AP Physics 1 Fluids Practice Problems with Answers
- Newton's Laws Practice Problems with Answers (AP Physics 1)
- Friction Practice Problems with Answers (AP Physics 1)
- 12 Kinematics Practice Problems With Full Solutions
- Momentum and Collisions Practice Problems with Answers
- 11 Projectile Motion Practice Problems With Answers
- Simple Harmonic Motion Practice Problems and Answers
- Torque and Rotational Motion Practice Problems
- Work, Energy and Power Practice Problems (AP Physics 1)
Comparisons (101)
- Accuracy vs Precision in AP Physics
- Alpha vs Beta Decay: What Is the Difference?
- Ammeter vs Voltmeter: What Is the Difference?
- Ampere's Law vs Biot-Savart Law: Which to Use
- Amplitude vs Wavelength: What Is the Difference?
- Angular vs Linear Acceleration: The Difference
- Angular vs Linear Momentum: The Difference
- Average vs Instantaneous Velocity
- Buoyant Force vs Weight: The Difference
- Celsius vs Kelvin: What Is the Difference?
- Centripetal vs Centrifugal Force: Which Is Real?
- Centripetal vs Tangential Acceleration: Difference
- Charge vs Current: What Is the Difference?
- Concave vs Convex Mirror: What Is the Difference?
- Conduction vs Convection: The Difference
- Conductor vs Dielectric: The Difference
- Conductor vs Insulator: What Is the Difference?
- Conservative vs Nonconservative Force
- Constant vs Conserved: What Is the Difference?
- Constructive vs Destructive Interference
- Contact vs Field Forces: What Is the Difference?
- Converging vs Diverging Lens: The Difference
- Coulomb's Law vs Gauss's Law: Which to Use
- Distance vs Displacement: The Difference
- Dot Product vs Cross Product: What Is the Difference?
- Elastic vs Inelastic Collision: How to Tell
- Electric Field vs Electric Force: The Difference
- Electric Field vs Electric Potential: The Difference
- Electric Flux vs Magnetic Flux: The Difference
- Electric Potential vs Electric Potential Energy
- Electric vs Magnetic Field: The Difference
- Emf vs Voltage: What Is the Difference?
- Emission vs Absorption Spectrum: What Is the Difference?
- Faraday's Law vs Lenz's Law: The Difference
- First vs Second Law of Thermodynamics: Difference
- Fission vs Fusion: What Is the Difference?
- Focal Length vs Radius of Curvature: f = R/2
- Free Fall vs Projectile Motion: The Difference
- Frequency vs Wavelength: What Is the Difference?
- Friction vs Drag: What Is the Difference?
- Fundamental vs Harmonic: What Is the Difference?
- Gauge vs Absolute Pressure: The Difference
- Gauss's Law vs Ampere's Law: The Difference
- Gravitational Field vs Force: The Difference
- Gravitational vs Electric Force: The Difference
- Half-Life vs Decay Constant: What Is the Difference?
- Heat vs Internal Energy: The Difference
- Heat vs Temperature: What Is the Difference?
- Heat vs Work: The Difference in Thermodynamics
- Ideal vs Real Fluid: The Difference
- Impulse vs Force: What Is the Difference?
- Impulse vs Momentum: What Is the Difference?
- Inductor vs Capacitor: What Is the Difference?
- Inertia vs Momentum: What Is the Difference?
- Interference vs Diffraction: What Is the Difference?
- Internal vs External Forces: The Difference
- Isobaric vs Isochoric: The Difference
- Isothermal vs Adiabatic: The Difference
- Kinetic vs Potential Energy: The Difference
- Kirchhoff's Loop vs Junction Rule: Difference
- Linear vs Angular Velocity: The Difference
- Magnetic Flux vs Magnetic Field: The Difference
- Mass vs Rotational Inertia: The Difference
- Mass vs Weight: What Is the Difference?
- Mechanical vs Electromagnetic Waves: The Difference
- Momentum vs Kinetic Energy: The Difference
- Newton's Second vs Third Law: The Difference
- Node vs Antinode: What Is the Difference?
- Object vs System in Physics: The Difference
- Orbital vs Escape Velocity: What Is the Difference?
- Period vs Frequency: What Is the Difference?
- Permittivity vs Permeability: What Is the Difference?
- Photoelectric Effect vs Compton Scattering (AP Physics 2)
- Positive vs Negative Work: What the Sign Means
- Radian vs Degree: What Is the Difference?
- RC vs LR Circuit: Time Constants Compared
- Real vs Virtual Image: What Is the Difference?
- Reflection vs Refraction: What Is the Difference?
- Reflection vs Total Internal Reflection Explained
- Resistance vs Resistivity: What Is the Difference?
- Rolling vs Sliding: What Is the Difference?
- Rotational vs Translational Kinetic Energy
- Scalar vs Vector: What Is the Difference?
- Simple vs Physical Pendulum: What Is the Difference?
- Single Slit vs Double Slit: What Is the Difference?
- Slope vs Area Under a Curve: What Is the Difference?
- Speed vs Velocity: What Is the Difference?
- Spring vs Pendulum Period: What Is the Difference?
- Standing vs Traveling Waves: The Difference
- Static vs Dynamic Equilibrium: The Difference
- Torque vs Force: What Is the Difference?
- Torque vs Work: Same Units, Different Quantities
- Translational vs Rotational Equilibrium Explained
- Transverse vs Longitudinal Waves: The Difference
- Velocity vs Acceleration: What Is the Difference?
- Voltage vs Current: What Is the Difference?
- Wave Speed vs Particle Speed: What Is the Difference?
- Weight vs Normal Force: What Is the Difference?
- Work Done On vs Work Done By a Gas: AP Signs
- Work vs Energy: What Is the Difference?
- Work vs Power: What Is the Difference?
Reference tables (13)
- AP Physics Constants Sheet: Every Value, All 4 Courses
- AP Physics Exam Conventions: All Four Courses
- AP Physics Task Verbs: All 14, Defined by the CED
- AP Physics Geometry Formulas: The Printed Sheet Box
- AP Physics Science Practices: 3 Practices, 10 Skills
- AP Physics Symbols: What Every Variable Means
- AP Physics Unit Symbols Table: All Four Courses
- AP Physics Unit Weightings: 28 Units, 4 Courses
- AP Physics C Calculus Formulas: All 11 Printed Rules
- SI Prefixes on the AP Physics Equation Sheet
- AP Physics C Identities: The Four Printed Lines
- AP Physics Trig Table: sin, cos, tan Common Angles
- AP Physics C Vectors Box: Dot and Cross Products
Glossary (344)
- Absolute zero
- Absorption spectrum
- Acceleration
- Acceleration-time graph
- Adiabatic process
- Alpha decay
- Alpha particle
- Ampere (A)
- Ampere's law
- Amperian Loop
- Amplitude
- Angle of incidence
- Angular acceleration
- Angular displacement
- Angular frequency
- Angular impulse
- Angular momentum
- Angular velocity
- Antinode
- Apparent weight
- Arc length
- Archimedes' principle
- Area under a curve
- Atmospheric pressure
- Average Acceleration
- Average Speed
- Average velocity
- Avogadro's number
- Axis of rotation
- Banked curve
- Beat frequency
- Bernoulli's equation
- Best fit line
- Beta decay
- Binding energy
- Biot-Savart law
- Blackbody radiation
- Bohr model
- Boltzmann's constant
- Bright fringe
- Buoyant force
- Capacitance
- Capacitor
- Center of mass
- Center-of-mass velocity
- Centrifugal force
- Centripetal acceleration
- Charge density
- Charge distribution
- Charge polarization
- Charging by induction
- Circuit diagram
- Coefficient of friction
- Coefficient of restitution
- Coherence
- Compton scattering
- Concave mirror
- Conduction
- Conductor
- Conservation of electric charge
- Conservative force
- Constructive interference
- Contact force
- Continuity equation
- Convection
- Conventional current
- Converging lens
- Convex mirror
- Coulomb (C)
- Critical angle
- Cross product
- Current Density
- Cyclic process
- De Broglie wavelength
- Decay constant
- Density
- Destructive interference
- Dielectric
- Dielectric constant
- Diffraction
- Diffraction grating
- Dimensional analysis
- Displacement
- Distance
- Diverging lens
- Doppler effect
- Dot product
- Double-slit interference
- Drag force
- Drift Velocity
- Elastic collision
- Elastic potential energy
- Electric charge
- Electric current
- Electric dipole
- Electric field
- Electric field lines
- Electric flux
- Electric potential
- Electric potential energy
- Electric power
- Electromagnetic induction
- Electromagnetic spectrum
- Electromagnetic wave
- Electromotive force
- Electron
- Electron volt
- Electrostatic equilibrium
- Elementary charge
- Emission spectrum
- Energy
- Energy bar chart
- Energy level
- Energy level diagram
- Energy stored in a capacitor
- Energy stored in an inductor
- Entropy
- Equilibrium
- Equilibrium position
- Equipotential surface
- Equivalent capacitance
- Equivalent resistance
- Escape velocity
- Experimental uncertainty
- External force
- Farad (F)
- Faraday's law
- First law of thermodynamics
- Focal length
- Force
- Force Diagram
- Force-time graph
- Free fall
- Free-Body Diagram
- Frequency
- Fundamental frequency
- Gamma decay
- Gauge pressure
- Gauss's Law for Magnetism
- Gaussian surface
- Gravitational field
- Gravitational force
- Gravitational potential energy
- Grounding
- Half-life
- Harmonics
- Heat
- Henry (H)
- Hertz (Hz)
- Hooke's Law
- Ideal battery
- Ideal fluid
- Ideal gas law
- Impulse
- Index of refraction
- Inductance
- Inelastic collision
- Inertia
- Inertial reference frame
- Instantaneous acceleration
- Instantaneous Velocity
- Insulator
- Intensity
- Internal energy
- Internal resistance
- Inverse square law
- Isobaric process
- Isochoric process
- Isolated system
- Isothermal process
- Isotope
- Joule
- Kelvin (K)
- Kepler's third law
- Kinetic energy
- Kinetic friction
- Kinetic theory of gases
- Kirchhoff's junction rule
- Kirchhoff's loop rule
- LC circuit
- Lenz's law
- Lepton number
- Lever arm
- Linear mass density
- Linearization
- Longitudinal wave
- LR circuit
- Magnetic domain
- Magnetic field
- Magnetic flux
- Magnetic force
- Magnification
- Magnitude
- Mass
- Mass-energy equivalence
- Maxwell's equations
- Mechanical energy
- Mechanical wave
- Metric prefixes
- Model
- Mole (mol)
- Momentum
- Momentum Chart
- Monatomic ideal gas
- Motion Map
- Net Force
- Net torque
- Net work
- Neutrino
- Neutron
- Newton
- Newton's first law
- Newton's law of universal gravitation
- Newton's second law
- Newton's Third Law
- Node
- Nonconservative force
- Normal Force
- Nuclear fission
- Nuclear fusion
- Nucleon
- Object
- Object distance
- Ohm (Ω)
- Ohmic material
- Orbital velocity
- Oscillation
- Parallel axis theorem
- Parallel-plate capacitor
- Particle
- Pascal (Pa)
- Pascal's principle
- Percent error
- Perfectly inelastic collision
- Period
- Permeability
- Permittivity
- Phase angle
- Photoelectric effect
- Photon
- Physical pendulum
- Planck's constant
- Plane mirror
- Point charge
- Point Mass
- Polarization
- Position
- Position-time graph
- Positron
- Potential difference
- Potential energy
- Potential energy curve
- Potential Gradient
- Power
- Pressure
- Projectile
- Proton
- PV diagram
- Radian
- Radioactive decay
- Ray diagram
- RC circuit
- Real image
- Reference frame
- Reflection
- Refraction
- Relative velocity
- Representation
- Resistance
- Resistive force
- Resistivity
- Resistor
- Resonance
- Restoring Force
- Right-hand rule
- Rigid System
- Rolling without slipping
- Root-mean-square speed
- Rotational equilibrium
- Rotational inertia
- Rotational kinetic energy
- Rotational work
- Scalar
- Scientific notation
- Second law of thermodynamics
- SI units
- Significant figures
- Simple pendulum
- Single-slit diffraction
- Slope
- Small-angle approximation
- Snell's law
- Solenoid
- Sound wave
- Specific heat
- Speed
- Spring Constant
- Standing wave
- Static friction
- Stefan-Boltzmann law
- Stopping potential
- Strong force
- Superposition principle
- System
- Tangential acceleration
- Temperature
- Tension
- Terminal velocity
- Tesla (T)
- Test charge
- Thermal conductivity
- Thermal energy
- Thermal equilibrium
- Thermal radiation
- Thin lens equation
- Thin-film interference
- Threshold frequency
- Time constant
- Torque
- Total internal reflection
- Transverse wave
- Uniform circular motion
- Unit vector
- Universal gas constant
- Vector
- Vector components
- Vector field
- Velocity
- Velocity-time graph
- Virtual image
- Volt (V)
- Volume flow rate
- Watt
- Wave
- Wave pulse
- Wave speed
- Wave-particle duality
- Wavefront
- Wavelength
- Weight
- Wien's displacement law
- Work
- Work function
- Y-intercept
Interactives
Widgets
- All widgets
- Embed graphs
- For assistants
- Projectile launcher
- Free-body diagram builder
- Inclined plane simulator
- Collision lab
- Centripetal force calculator
- Coulomb's law calculator
- Friction calculator
- Kinematics calculator
- Kinetic energy calculator
- Momentum collision calculator
- Net force calculator
- Normal force calculator
- Ohm's law calculator
- Projectile motion calculator
- Torque calculator
- Work-power calculator
- Embed in google sites
- Embed in canvas
- Embed in schoology
- Embed in moodle
- Embed in wordpress
- Embed in notion
- kinematics pack
- forces pack
- collisions pack