author: Mark Van Raamsdonk (professor of physics at the University of British Columbia)

This page has links to a series of videos on the thermodynamics, oscillations, and waves originally designed for first year engineering students at UBC.

New: for current Physics 157 students, these bonus videos may be useful for exam review.

Topics | Video | Slides |

Introduction |
Lecture 1 video | slides |

What is thermodynamics? Energy conservation. Effects of heating/cooling on macroscopic properties of objects. IR radiation as a way to "see" microscopic energy. Equilibrium, temperature, and heat. Zeroth Law of Thermodynamics. |
Lecture 2 video | slides |

Thermometers and temperature scales. The Celcius scale. Definition of Pressure. Gas thermometers and the ideal gas law. The Kelvin scale. |
Lecture 3 video | slides |

Linear relations vs proportionality relations. Kelvin scale. Thermometers. Thermal expansion. |
Lecture 4 video | slides |

More thermal expansion, area and volume expansion |
Lecture 5 video | slides |

More on volume expansion, Young's modulus, stress, strain |
Lecture 6 video | slides |

Thermal stress. Problems with thermal expansion and stress/strain in multipart systems |
Lecture 7 video | slides |

Heat capacity, specific heat. |
Lecture 8 video | slides |

Phase diagrams, phase changes, latent heat. Calorimetry. |
Lecture 9 video | slides |

Heat conduction, thermal conductivity. |
Lecture 10 video | slides |

More conductivity |
Lecture 11 video | slides |

Insulation and R values. Convection and radiation. Electromagnetic waves, spectrum graphs. |
Lecture 12 video | slides |

Temperature dependence of spectrum and power emitted for thermal radiation. Emissivity, equilibrium temperature of radiating objects. |
Lecture 13 video | slides |

The solar constant, albedo, temperature of the Earth, greenhouse effect. |
Lecture 14 video | slides |

Molecular picture of forces from a gas. Ideal gas law. |
Lecture 15 video | slides |

First law of thermodynamics. Work |
Lecture 16 video | slides |

Work for gases, PV diagrams, Work as area on a PV diagram. Internal energy. |
Lecture 17 video | slides |

Internal energy. Free expansion of gas. Calculating heat using the first law. |
Lecture 18 video | slides |

Constant volume, constant pressure, constant temperature, and adiabatic processes. |
Lecture 19 video | slides |

Review of isochoric, isobaric, isothermal, and adiabatic processes. Adiabatic compression example. |
Lecture 20 video | slides |

The internal combustion engine. Example of calculating efficiency. |
Lecture 21 video | slides |

The power of an engine. Refrigerators. |
Lecture 22 video | slides |

Refrigerators and air conditioners. Why does heat flow from hot to cold? Frogs and entropy. |
Lecture 23 video | slides |

Entropy and the Second Law of Thermodynamics. Relation between entropy, heat, and temperature. |
Lecture 24 video | slides |

Entropy examples, TS diagrams, calculating efficiency from TS diagrams. Carnot cycle and maximum possible efficiency. |
Lecture 25 video | slides |

Mechanical equilibrium, restoring forces, oscillations, simple harmonic motion |
Lecture 26 video | slides |

Simple harmonic motion, amplitude, period, angular frequency, velocity, acceleration, phase. |
Lecture 27 video | slides |

Displacement/velocity/acceleration in simple harmonic motion |
Lecture 28 video | slides |

Simple harmonic motion from small oscillations with non-linear forces. |
Lecture 29 video | slides |

Energy in simple harmonic motion, damped oscillations. |
Lecture 30 video | slides |

Drag forces, damped oscillations, driven periodic motion, resonance. |
Lecture 31 video | slides |

Coupled oscillators, transverse and longitudinal waves, waves on stretched strings, in solids, and in fluids |
Lecture 32 video | slides |

Mathematical description of traveling sinusoidal waves. Wavelength, wave number. Relation between wave velocity, period, and wavelength. |
Lecture 33 video | slides |

Principle of Superposition, standing waves, wave velocity, constructive and destructive interference |
Lecture 34 video | slides |

Applications: musical instruments and gravitational waves |
Lecture 35 video | slides |

PS: see here for the children's book version (a birthday present for my 5-year old nephew).