One-dimensional motion
Displacement, velocity, and time
Intro to vectors and scalars
Introduction to reference frames
Calculating average velocity or speed
Displacement from time and velocity example
Instantaneous speed and velocity
Acceleration vs. time graphs
Airbus A380 take-off time
Airbus A380 take-off distance
Why distance is area under velocity-time line
Kinematic formulas and projectile motion
Average velocity for constant acceleration
Acceleration of aircraft carrier take-off
Airbus A380 take-off distance
Deriving displacement as a function of time, acceleration, and initial velocity
Plotting projectile displacement, acceleration, and velocity
Projectile height given time
Deriving max projectile displacement given time
Impact velocity from given height
Viewing g as the value of Earth’s gravitational field near the surface
Choosing kinematic equations
Old videos on projectile motion
Projectile motion (part 1)
Projectile motion (part 2)
Projectile motion (part 3)
Projectile motion (part 4)
Projectile motion (part 5)
Two-dimensional motion
Two-dimensional projectile motion
Horizontally launched projectile
Visualizing vectors in 2 dimensions
Launching and landing on different elevations
Total displacement for projectile
Total final velocity for projectile
Correction to total final velocity for projectile
Unit vectors and engineering notation
Unit vector notation (part 2)
Projectile motion with ordered set notation
Optimal angle for a projectile
Optimal angle for a projectile part 1: Components of initial velocity
Optimal angle for a projectile part 2: Hangtime
Optimal angle for a projectile part 3: Horizontal distance as a function of angle (and speed)
Optimal angle for a projectile part 4: Finding the optimal angle and distance with a bit of calculus
Newton’s first law of motion introduction
More on Newton’s first law of motion
Applying Newton’s first law of motion
Newton’s second law of motion
More on Newton’s second law
Newton’s third law of motion
More on Newton’s third law
Forces and Newton’s laws of motion
Normal force and contact force
Normal force and contact force
Normal force in an elevator
More on Normal force (shoe on floor)
More on Normal force (shoe on wall)
Balanced and unbalanced forces
Balanced and unbalanced forces
Unbalanced forces and motion
Normal forces on Lubricon VI
Inclined planes and friction
Inclined plane force components
Ice accelerating down an incline
Force of friction keeping the block stationary
Correction to force of friction keeping the block stationary
Force of friction keeping velocity constant
Intuition on static and kinetic friction comparisons
Static and kinetic friction example
Introduction to tension (part 2)
Tension in an accelerating system and pie in the face
Treating systems (the easy way)
Two masses hanging from a pulley
Masses on incline system problem
Treating systems (the hard way)
Circular motion and centripetal acceleration
Race cars with constant speed around curve
Centripetal force and acceleration intuition
Visual understanding of centripetal acceleration formula
Optimal turns at Indianapolis Motor Speedway with JR Hildebrand
Calculus proof of centripetal acceleration formula
Loop de loop answer part 1
Loop de loop answer part 2
Centripetal force problem solving
Yo-yo in vertical circle example
Bowling ball in vertical loop
Mass swinging in a horizontal circle
Centripetal force and gravitation
Newton’s law of gravitation
Mass and weight clarification
Gravity for astronauts in orbit
Would a brick or feather fall faster?
Acceleration due to gravity at the space station
Space station speed in orbit
Introduction to Newton’s law of gravitation
Introduction to work and energy
Work and the work-energy principle
Work as the transfer of energy
Thermal energy from friction
Work/energy problem with friction
Intro to springs and Hooke’s law
Potential energy stored in a spring
Spring potential energy example (mistake in math)
Vertical springs and energy conservation
Introduction to mechanical advantage
Mechanical advantage (part 2)
Mechanical advantage (part 3)
Work and energy
Impulse and momentum dodgeball example
Bouncing fruit collision example
Momentum: Ice skater throws a ball
2-dimensional momentum problem
2-dimensional momentum problem (part 2)
Elastic and inelastic collisions
Elastic and inelastic collisions
Solving elastic collision problems the hard way
Deriving the shortcut to solve elastic collision problems
How to use the shortcut for solving elastic collisions
Equation for center of mass
Relating angular and regular motion variables
Relationship between angular velocity and speed
Rotational kinematic formulas
Impacts and linear momentum
More on moment of inertia
Rotational kinetic energy
Rolling without slipping problems
Constant angular momentum when no net torque
Angular momentum of an extended object
Ball hits rod angular momentum example
Torque, moments, and angular momentum
Finding torque for angled forces
Rotational version of Newton’s second law
Intuition about simple harmonic oscillators
Definition of amplitude and period
Equation for simple harmonic oscillators
Period dependence for mass on spring
Simple harmonic motion (with calculus)
Introduction to harmonic motion
Harmonic motion part 2 (calculus)
Harmonic motion part 3 (no calculus)
Introduction to mechanical waves
Properties of periodic waves
Torque and angular momentum
Sound Properties: Amplitude, period, frequency, wavelength
Relative speed of sound in solids, liquids, and gases
Why do sounds get softer?
Ultrasound medical imaging
Doppler effect introduction
Doppler effect formula for observed frequency
Doppler effect formula when source is moving away
When the source and the wave move at the same velocity
Doppler effect for a moving observer
Doppler effect: reflection off a moving object
Constructive and Destructive interference
Standing waves on strings
Standing waves in open tubes
Standing waves in open tubes
Standing waves in closed tubes
Derivation of beat frequency formula
Oscillations and mechanical waves
Pressure and Pascal’s principle (part 1)
Pressure and Pascal’s principle (part 2)
Pressure at a depth in a fluid
Finding height of fluid in a barometer
Buoyant Force and Archimedes’ Principle
Archimedes principle and buoyant force
Buoyant force example problems
Volume flow rate and equation of continuity
Bernoulli’s equation (part 1)
Bernoulli’s equation (part 2)
Bernoulli’s equation (part 3)
Bernoulli’s equation (part 4)
Bernoulli’s example problem
Viscosity and Poiseuille flow
Turbulence at high velocities and Reynold’s number
Venturi effect and Pitot tubes
Surface Tension and Adhesion
Temperature, kinetic theory, and the ideal gas law
Thermodynamics part 1: Molecular theory of gases
Thermodynamics part 2: Ideal gas law
Thermodynamics part 3: Kelvin scale and Ideal gas law example
Thermodynamics part 4: Moles and the ideal gas law
Thermodynamics part 5: Molar ideal gas law problem
Maxwell-Boltzmann distribution
Specific heat and heat transfer
Specific heat and latent heat of fusion and vaporization
Thermal conduction, convection, and radiation
Thermal conductivity of metal and wood
Intuition behind formula for thermal conductivity
Macrostates and microstates
Quasistatic and reversible processes
First law of thermodynamics / internal energy
PV-diagrams and expansion work
Proof: U = (3/2)PV or U = (3/2)nRT
Work done by isothermic process
Carnot cycle and Carnot engine
Proof: Volume ratios in a Carnot cycle
Proof: S (or entropy) is a valid state variable
Thermodynamic entropy definition clarification
Reconciling thermodynamic and state definitions of entropy
Efficiency of a Carnot engine
Carnot efficiency 2: Reversing the cycle
Carnot efficiency 3: Proving that it is the most efficient
Charge and electric force (Coulomb’s law)
Triboelectric effect and charge
Conductors and insulators
Fluids
Electric field definition
Magnitude of electric field created by a charge
Net electric field from multiple charges in 1D
Net electric field from multiple charges in 2D
Proof: Field from infinite plate (part 1)
Proof: Field from infinite plate (part 2)
Electric potential energy, electric potential, and voltage
Electric potential energy
Electric potential energy (part 2– involves calculus)
Electric potential energy of charges
Electric potential at a point in space
Electric potential charge configuration
Resistivity and conductivity
Electrolytic conductivity
Ohm’s law and circuits with resistors
Introduction to circuits and Ohm’s law
Example: Analyzing a more complex resistor circuit
Analyzing a resistor circuit with two batteries
Capacitors and capacitance
Dielectrics in capacitors
Thermodynamics
Magnets and Magnetic Force
Introduction to magnetism
Magnetic force on a charge
Magnetic force on a proton example (part 1)
Magnetic force on a proton example (part 2)
Magnetic force on a current carrying wire
Magnetic field created by a current
Magnetic field created by a current carrying wire
Magnetic force between two currents going in the same direction
Magnetic force between two currents going in opposite directions
Induced current in a wire
Calculating dot and cross products with unit vector notation
Magnetic flux and Faraday’s law
Faraday’s Law Introduction
Emf induced in rod traveling through magnetic field
Faraday’s Law for generating electricity
Electric charge, field, and potential
Introduction to electromagnetic waves
Electromagnetic waves and the electromagnetic spectrum
Polarization of light, linear and circular
Thin Film Interference part 1
Thin Film Interference part 2
Interference of electromagnetic waves
Constructive and Destructive interference
Young’s double slit introduction
Young’s double slit equation
Young’s double slit problem solving
More on single slit interference
Reflection and refraction
Specular and diffuse reflection
Specular and diffuse reflection 2
Refraction and Snell’s law
Total internal reflection
Parabolic mirrors and real images
Derivation of the mirror equation
Mirror equation example problems
Circuits
Object image and focal distance relationship (proof of formula)
Object image height and distance relationship
Thin lens equation and problem solving
Diopters, Aberration, and the Human Eye
Michelson and Morley’s luminiferous ether experiment
Light and the luminiferous ether
Potential ways to detect an ether wind
Michelson–Morley Experiment introduction (Opens a modal)
Starting to set up a Newtonian path–time diagram
Visualizing multiple Newtonian path–time diagrams
Galilean transformation and contradictions with light
Introduction to special relativity and Minkowski spacetime diagrams
Measuring time in meters in Minkowski spacetime
Angle of x’ axis in Minkowski spacetime
Magnetic forces, magnetic fields, and Faraday’s law
Introduction to the Lorentz transformation
Evaluating a Lorentz transformation
Algebraically manipulating Lorentz transformation
Lorentz transformation derivation part 1
Deriving Lorentz transformation part 2
Lorentz transformation derivation part 3
Einstein velocity addition
Lorentz transformation for change in coordinates
Einstein velocity addition formula derivation
Applying Einstein velocity addition
Finding an in-between frame of reference
Calculating neutral velocity
Bohr model radii (derivation using physics)
Bohr model energy levels (derivation using physics)
Emission spectrum of hydrogen
Heisenberg uncertainty principle
Quantum numbers for the first four shells
Quantum numbers and orbitals
Electromagnetic waves and interference
Mass defect and binding energy
Nuclear stability and nuclear equations
Writing nuclear equations for alpha, beta, and gamma decay
Half-life and carbon dating
Exponential decay formula proof (can skip, involves calculus)
Introduction to exponential decay
More exponential decay examples
Exponential decay and semi-log plots
Compass: Which way is north?
Compass build (stroke direction)
Compass build (magnet orientation)
Discovery of magnetic fields
Discovery of magnetic fields
Increase strength of magnet
Geometric optics
Measuring magnetic fields
Are 2 magnets stronger than 1?
Earth’s magnetic field (how to measure)
Inverse cube law (deflection method)
Inverse cube law (method of oscillation)
Zinc copper cell (reduction-oxidation)
Battery meter (galvanometer)
Electrolyte test (pure water vs. vinegar)
Reverse electrodes (polarity)
Electrolyte (strong acid test)
Electrode (distance test)
Electrolyte (temperature test)
Electrode (surface area test)
How much electrolyte does a single cell need?
The battery and electromagnetism
Discovery of electromagnetism
Electromagnetic field (above vs. below)
Electromagnetic field (forward vs. reverse)
Electromagnetic field (loop)
Battery meter (galvanometer)
Discovery of electromagnetism
Variable resistor (pencil)
Listen to variable resistance
Special relativity
Discovery of triboelectric effect
Electrostatic telegraphs (case study)
Ping pong ball launcher introduction
Build a ping pong ball launcher(Opens a modal)
Update and modify your ping pong ball launcher
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