An explanation of advanced atomic theory based on developed concepts from earlier scientific experimentation.

Learning module looking at scientific explanations. Discussion covers theories and how they develop, some well-known theories and their origins, and how theories are revised and refined. Also, covers hypotheses and laws. The three...

This is a glossary of terms and definitions used in Chapter 13: Temperature, Kinetic Theory, and the Gas Laws from the AP Physics online text.

Course notes explaining what attribution theory is and three different models of attribution theory. These include the Correspondent Inference Theory of Heider and Jones, Harold Kelley's Covariation Model, and Weiner's Model of...

Presents a table comparing three major learning theories - behaviorism, cognitivism, and constructivism. Lists major theorists for each, the role of the teacher, key ideas, how learning happens, the place of educational technology,...

Article summarizes the history of "just war" theory in Aquinas and his successors; then takes up two subcategories within the theory: the rules that govern the justice of war, and the rules that govern fair conduct in war. Clearly...

Students will explore modular arithmetic in this activity. The student will set a starting value and them move the "clock" forward a number of specified hours to see the resulting sum. Included are disucssion resources, additional...

An introduction to the mole, a unit of measurement that quantifies atoms and molecules.

[Free Registration/Login Required] Explains and compares the three types of memory in the information processing model, which are sensory, working, and long-term memory. Implications for teaching are also outlined.

Learn about different leadership styles and decide which one works best for your situation and personality. Because there is no "right" way to lead in every situation, the different styles and theories of leadership presented here can...

By the end of this section, you will be able to state the ideal gas law in terms of molecules and in terms of moles; use the ideal gas law to calculate pressure change, temperature change, volume change, or the number of molecules or...

An extensive discussion of the Elements, which contains all the geometrical knowledge available in the Hellenistic period.

This site from The Victorian Web allows one to read about relationships between Victorian men and women. This article focuses on the sexual tensions and stereotypes prevalent during the Victorian Era, and defines the "roles" of men and...

Describes how to use dot products to project one vector onto another.

Learn about different leadership styles and decide which one works best for your situation and personality. Because there is no "right" way to lead in every situation, the different styles and theories of leadership presented here can...

This University of St. Andrews site offers a biography of George Polya. Many links are provided.

This resource provides information about the commutative and associative properties of multiplication.

Review this site for the definition of "natural law" based on varying theories with respect to morality in determining the authority of legal norms. Contents of the writing cover Two Kinds of Natural Law, Conceptual Naturalism,...

Two migration theories are on the table for consideration. Weigh the evidence of each one in this article by Donald Johanson of Lucy fame.

Choosing an end product for PBL can be challenging due to the sheer number of possibilities. To encourage high-level products, it is beneficial to know students' interests and learning styles. The following product grid categorizes...

An advanced explanation of the valence shell electron pair repulsion (VSEPR) theory describes specific molecular models involving digonal, trigonal, tetrahedral, and octahedral coordination, as well as central atoms with five bonds....

A large complete authoritative biography of Coulomb. Five large pictures, over a dozen links to contemporaries, references, a poster, other mathematicians. A fine source.

This illustrated timeline from the NOVA Web site turns back the clock to the late 1500's to relive the dramatic life of one of the world's most renowned scientists.

A biography of Dirichlet's personal life and on his mathematical findings, mainly in calculus and number theory.