Encyclopedia of Earth
Encyclopedia of Earth: Physics & Chemistry: Volatility (Chemistry)
Detailed explanation of the term 'volatility' and how it is used in chemistry and physics. (Updated: January 9, 2012)
State University of New York
State University of New York: The Classius Clapyron Equation
The Classius-Clapyron equation can be used to determine the enthalpy of vaporization from vapor pressure measurements over a range of temperatures. In this simulation students are asked to create the appropriate plot of the data and use...
University of Waterloo (Canada)
The University of Waterloo: The Heating Curve
The heat of vaporization along with several other thermal properties are explained. Sample problems are given. Illustrations.
Sophia Learning
Sophia: Define Heat of Fusion, Heat of Vaporization
A narrated video tutorial defines two types of heat exchanges: heat of fusion and heat of vaporization. The content focuses on the relationship between heat energy either absorbed or released, and arrangement of particles. [3:42]
Georgia State University
Georgia State University: Hyper Physics: Heat Pump
Heat flow from a hot region to a cold region is described and explained. Applications of this phenomenon (specifically heat pumps and refrigerators) are discussed. Excellent graphics.
Georgia State University
Georgia State University: Hyper Physics: Heat of Fusion
The heat of fusion is defined and described. A graphical representation of the heat of vaporization is given. A method for measuring and calculating the heat of fusion is also presented and explained.
Georgia State University
Georgia State University: Hyper Physics: Saturated Vapor Pressure
The meaning of vapor pressure is introduced. The distinction between evaporation and boiling is discussed and explained. The reason that liquids undergo vaporization is explained.
Oklahoma Mesonet
Oklahoma Climatological Survey: Heat Transfer
A discussion from the Oklahoma Climatological Survey of the thermal factors effecting the movement of air masses in the atmosphere. Numerous topics such as methods of heat transfer, latent heat, phase changes (including sublimation and...
CK-12 Foundation
Ck 12: Physical Science: Boiling
A module reviewing over how vaporization occurs and its difference from evaporation. Also, review over the definition of boiling point. Module includes a video, pictures, explanation, and review questions.
Science Buddies
Science Buddies: Cumulus Maximus: Make Your Own Cloud!
In this experiment, you'll make your own cloud in a jar, and get to test the conditions that are required to make a cloud form.
University of Sydney (Australia)
Thermal Physics Module: Thermal Expansion [Pdf]
A lengthy set of lecture notes on the topics of thermal expansion and heat absorption. The concept of specific heat capacity is explained and numerical examples are discussed. Heats of transformation (fusion, vaporization) are explained...
University of Sydney (Australia)
Thermal Physics Module: Refrigerators and Heat Pumps [Pdf]
Refrigerators and heat pumps are described. Their operation is explained and the variables which improve their efficiency is discussed.
University of Maryland
U. Of Maryland: Change of State of Liquid Nitrogen
A page from the University of Maryland Physics Lecture Demonstration Facility. Provides directions for a teacher demonstration of the vaporization of liquid nitrogen. Shows apparatus and set-up; provides suggestions. Easily adaptable as...
University of Maryland
U. Of Maryland: Latent Heat: Ice to Water to Steam
A page from the University of Maryland Physics Lecture Demonstration Facility. Provides directions for a teacher demonstration of latent heat in the melting and vaporization process. Shows apparatus and set-up; provides suggestions....
University of Wisconsin
University of Wisconsin Madison: Physics Demonstrations: Sourcebook: Heat
Suggestions for physics classroom demonstrations pertaining to heat and thermal energy. [Author's Note: The demonstrations and other descriptions of procedures and use of equipment in this book have been compiled from sources believed to...
Web Elements
Web Elements Periodic Table: Enthalpy of Vaporization
This site provides a definition and other useful information about the enthalpy of vaporization.
Other
University of Alaska: Freezing of Hot and Cold Water
What will freeze first - hot water or cold water? Read this article and be surprised. This article provides great information about the freezing of water.
Other
Oregon Freeze Dry/how Freeze Drying Works
The process and benefits of freze-drying foods is discussed. The application of sublimation principles to the process is explained and illustrated.