Discusses the properties of mixtures, what the two types are, and gives examples of homogeneous mixtures found in nature and made by people.

Explains what a symbiotic relationship is, the five main types of symbiosis, and provides examples of symbiotic relationships among living things in a deciduous forest.

Explains what is meant by a skewed distribution, describes the two types, and gives examples.

Explains the Law of Conservation of Mass, or Law of Conservation of Matter, and gives two examples for it.

Explains what is meant by a double displacement reaction and gives some examples.

Models how to write a similarity statement about different types of triangles and quadrilaterals.

Defines capillary action and discusses its applications. The physics of surface tension, cohesion, and adhesion are explained and a simple experiment is provided. Includes a number of examples where capillary action takes place.

Explains the concept of heat transfer and describes conduction, convection, and radiation which are the three modes of heat transfer. Includes formulas, examples, and applications.

Explains what intraspecific competition is and gives examples.

Explains what tectonic plates are, what a divergent plate boundary is and some facts about them, and gives examples of divergent plate boundaries.

Explains what interpolation and extrapolation are and methods used for them in statistics. Gives real-world examples of their applications in telecommunications, engineering, thermodynamics etc.

Describes an experiment in turbulent and laminar flow in order to illustrate these concepts in fluid mechanics and how this applies to the Reynolds Number. Gives several examples of applications of the Reynolds Number.

Describes the different periods, epochs, and stages of the Cenozoic Era and the events that took place in them. Looks at geology and tectonic plate movements, climate, flora and fauna, and the emergence of mammals as the dominant life...

The principle of linguistic relativity looks at the connection between language and thought processes. This resource provides an explanation of linguistic relativity, its historical context, different types of research approaches, how it...

Explains what potential energy and chemical potential energy are and gives examples of the latter.

Explains what a reduction-oxidation reaction is, how to calculate the oxidation number, the difference between oxidation and reduction. Gives examples of redox reactions.

Sequent occupance refers to the imprint left on a region by successive cultures throughout its history. The concept is described here and examples of places around the world are provided.

Explains what a decomposition is and gives examples of different types and their chemical equations.

Presents facts about Magnesium, descriptions of its physical and chemical properties, and examples of its uses.

Explains what Bohr's model of the atom is, the characteristics of the ground and excited states of an atom, and the electron configuration for each in the example of Phosphorus.

Demonstrates division of decimals by whole numbers and by decimal numbers.

Explains what molarity is and how to calculate the molarity of a solution using a formula. Includes example problems.

Discusses the importance of solvent extraction, provides examples, looks at the importance of appropriate solvent selection, describes the conditions needed for extraction, and explains some of the methods used.

Presents detailed explanation of how to use the different key functions on a scientific calculator. Each function is accompanied by example problems with the steps for finding the solutions using the calculator. Includes diagram of...