Center for Learning in Action
Water—Changing States (Part 1)
Here is part one of a two-part lesson in which scholars investigate the changing states of water—liquid, solid, and gas. With grand conversation and up to three demonstrations, learners make predictions about what they think will happen...
Charleston School District
Contextualizing Function Qualities
Let the graph tell the story! Adding context to graphs allows learners to analyze the key features of the function. They make conclusions about the situation based on the areas the graph is increasing, decreasing, or has a maximum...
Jefferson Lab
The Periodic Table of Elements
A study of the periodic table of elements doesn't have to be elementary! Deepen understanding of the building blocks of chemistry with an interactive periodic table. At first sight, the table looks like a standard reference page, but a...
Encyclopedia of Earth
Encyclopedia of Earth: Physics & Chemistry: Boiling Point
A scientific explanation of what a boiling point is, the factors that can alter a liquid's boiling point, changes of state that occur at the boiling point, and how the normal boiling point relates to a liquid's vapor pressure. (Updated:...
Other
Boiling and Freezing Point
This site provides an explanation behind why the boiling and freezing points for the Celsius, Kelvin, and Fahrenheit scales were chosen.
University of Oregon
University of Oregon: Temperature Scales
This site from the University of Oregon provides information on the three temperature scales in use today--Farenheit, Celsius, and Kelvin. Historical information is given on the discovery of the scales along with information on the...
Wikimedia
Wikipedia: Melting Point
Wikipedia offers a brief description of the term, "Melting point," including hyperlinked terms.
University of Florida
Chem. 2041 Lecture Notes: The Forces Between Molecules
A discussion of the variety of forces which hold molecules together. The relative strengths of these forces for the various states of matter is discussed. The effect of such forces on the boiling points and other phase change...