United Nations
Unesco: Ferrara, City of the Renaissance, and Its Po Delta
This World Heritage website features Ferrara, a focal point for the Italian Renaissance in the 15th and 16th centuries. Ferrara is known as well as the place where modern town planning began. Found here are a description, a map,...
TeachEngineering
Teach Engineering: Stations of Light
Student groups rotate through four stations to examine light energy behavior: refraction, magnification, prisms and polarization. They see how a beam of light is refracted (bent) through various transparent mediums. While learning how a...
TeachEngineering
Teach Engineering: Introduction to Environmental Engineering
Students are presented with examples of the types of problems that environmental engineers solve, specifically focusing on air and land quality issues. Air quality topics include air pollution sources, results of poor air quality...
Other
Wrestling Hall of Fame
"America's shrine to the sport of wrestling, the National Wrestling Hall of Fame and Museum, is a focal point for the past, the present and the future. It preserves the heritage of the sport, celebrates new achievements, and encourages...
Georgia State University
Georgia State University: Hyper Physics: Ray Diagrams for Mirrors
Provides a discussion of curved mirrors and ray diagrams. Shows and explains the process of drawing a ray diagram to determine the image location, size, and orientation.
Florida State University
Florida State University: Microscopy Primer: Concave Mirrors: Real Images
Florida State University offers an interactive Java applet demonstrating the object-image relationships for a concave mirror. The position of the object can be dragged along the principal axis and the location, orientation, and size of...
Alabama Learning Exchange
Alex: Ellipse
This lesson is designed for an Algebra II through Pre-Calculus classes and introduces the conic section- an ellipse. For this lesson learners explore an ellipse, the set of points in a plane such that the sum of the distances from each...
Other
Tennessee Technological University: Civilization in Central America
An outline of important civilizations in Central America that includes the Olmecs, the Maya, the Toltecs, and the Aztecs. The Aztec civilization is the focal point of the outline, which gives the major points concerning their culture in...
Other
Television Production Handbook: Composition and Camera Movement
The importance of video composition and camera movement is the focal point of this site by Roger Inman and Greg Smith.
The College Board
College Board: Ap u.s History Ubranization [Pdf]
By 1900, America had become an urban nation in its dominant tone, in its economy and work, and in its culture and aspiration as well as its demography. Gradually-and then seemingly suddenly-cities emerged as the focal points of the...
Annenberg Foundation
Annenberg Learner: American Passages: Modernist Portraits: John Dos Passos
John Dos Passos is the focal point of this biography highlighting his politically charged contributions to American modernist literature. See "John Dos Passos Activities" for related artifacts and activities.
Other
Center for Technology and Teacher Education: Parabola Lesson Plan
This site is a lesson plan on construction of a parabola using the definition. Geometer's Sketch Pad software is beneficial for the instructional activity. Through the instructional activity students develop gemetric constructions of...
Physics Aviary
Physics Aviary: The Way a Mirror Works Lab (Concave)
This lab is designed to have students investigate the relationship between the radius of curvature and the location of the focal point for a mirror like situation.
Alabama Learning Exchange
Alex: Three Principles of Civil Disobedience
Both Mahatmas Gandhi and Martin Luther King, Jr. were influenced by Henry David Thoreau's essay, "Civil Disobedience." Have students research and read, using the Internet, the first part of Thoreau's essay. Then have students write an...
Khan Academy
Khan Academy: Silver Shekel 2nd Jewish Revolt, Struck Over a Denarius of Hadrian
This silver coin shows how, in an act of defiance against Roman rule, the Jewish population in the province of Judaea over-struck portraits of the Emperor Hadrian with their own symbols. Jerusalem had been destroyed by Roman forces in 70...
Khan Academy
Khan Academy: Italian Gold Ground Painting
Many of the early works in the paintings collection of the J. Paul Getty Museum are altarpieces and fragments of altarpieces made for Italian churches. They were placed above altars and served as the focal point of the Mass. Churches in...
ArtLex
Art Lex: Composition
This online dictionary of art terms from Artlex is a valuable tool. The composition page explains how the term is used in the world of art. There are related links and works of art to explore.
Georgia State University
Georgia State University: Hyper Physics: Mirrors in Imaging
A discussion from Georgia State University of different types of mirrors and the images which they create. Discusses different instruments which use mirrors to produce images.
Georgia State University
Georgia State University: Hyper Physics: Mirror Instruments
This site from Georgia State University discusses the means by which mirrors and lenses are combined to produce an optical instrument which accomplishes a specific purpose. Good illustrations.
ArtLex
Art Lex: Emphasis
A complete description of the term, "emphasis," with links to show how emphasis relates to art. Includes examples of work by Klimt, Demuth, and Minor.
CK-12 Foundation
Ck 12: Physical Science: Lens
[Free Registration/Login may be required to access all resource tools.] What a lens is and what it does, concave and convex lenses.
Georgia State University
Georgia State University: Hyper Physics: Refractive Telescopes
This site from Georgia State University Physics Department gives a discussion of the manner in which light is refracted by refractive telescopes. Discusses the Galielean telescope and the astronomical telescope.
Physics Classroom
The Physics Classroom: Reflection/ray Model of Light: Reflection Rules Concave
Students learn two rules of reflection as it has to do with concave mirrors. These two rules will greatly simplify the task of determining the image locations for objects placed in front of concave mirrors.
Physics Classroom
The Physics Classroom: Refraction and the Ray Model of Light: Anatomy of a Lens
Illustrated diagrams in this tutorial help students understand the properties and functions of lenses.
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