Georgia State University
Georgia State University: Hyper Physics: Gravitational Potential Energy
This site defines and explains the concept of gravitational potential energy. Uses many equations and graphics to illustrate the idea. Provides an online computational practice set with immediate feedback.
University of Missouri
Exploring Constitutional Conflicts: The "Clear and Present Danger" Test
Modern first amendment law was formed by cases during the WWI era. Were dissent and subversive activity protected by freedom of speech? Examine five cases that answered this constitutional question. Included are the full opinions of the...
University of Minnesota
University of Minnesota Human Rights Library: The Rights of Non Citizens
Non-Citizens living in the U.S. are afforded certain rights under the UN Declaration of Human Rights. The following synopsis lists these rights, includes a glossary of terms and timeline, and provides links to documents that support the...
University of California
The History Project: The Antinomian Controversy
One of the most enduring myths in American history is the belief that the Puritans fled to America in search of religious liberty. Unfortunately, this belief is at best only a half-truth, The Puritans were strict religious people who...
Read Works
Read Works: The American Revolution, 1763 1783 [Excerpt]
[Free Registration/Login Required] Students read an excerpt from an essay on the American Revolution and answer questions on comprehension, main idea, author's purpose, and more. Links to a paired text and paired text questions are...
OpenStax
Open Stax: Fighting the Good Fight in Wwii 1941 1945: Victory in European Theater
Examines the diplomatic negotiations among the Big Three leaders - Roosevelt, Churchill and Stalin - during World War II. Discusses the invasion of North Africa, the invasion of Europe, the shock of seeing the impact of the Holocaust...
OpenStax
Open Stax: Colonial Rivalries: Dutch and French Colonial Ambitions
After reading a section of a chapter on "Colonial Societies," students will be able to compare and contrast the development and character of the French and Dutch colonies in North America and discuss their economies.
OpenStax
Open Stax: Colonial Societies 1500 1700: Spanish Exploration & Colonial Society
Examines the establishment of Spanish settlements in America, the differences between them, and the conflicts the Spanish had with other European interests and with the native peoples.
OpenStax
Open Stax: College Physics: Viscosity and Laminar Flow: Poiseuille's Law
Understand the difference between laminar and turbulent flow and what fluid viscosity is by studying this section of a College Physics textbook. Section includes how to use Poiseuille's law to calculate fluid flow in a tube. Section also...
OpenStax
Open Stax: College Physics: Radiation
In this section of a college textbook, the topic of radiation is explored. Understand how the process of radiation transfers heat. Also learn how to calculate the rate of heat transfer by using the Stefan-Boltzmann law of radiation....
OpenStax
Open Stax: Americans and the Great War 1914 1919: From War to Peace
Examines how the United States contributed during the final stages of World War I, what Woodrow Wilson believed the world should look like after the war, and why the United States did not sign the Treaty of Versailles or join the League...
OpenStax
Open Stax: The Stamp Act and the Sons and Daughters of Liberty
From a chapter on "Imperial Reforms and Colonial Protests", this section explains the purpose of the 1765 Stamp Act and looks at the colonial responses to it.
OpenStax
Open Stax: The Economics of Cotton
This section of a chapter on "The Antebellum South" explains the labor-intensive processes of cotton production and describes the importance of cotton to the Atlantic and American antebellum economy.
OpenStax
Open Stax: The Impact of Expansion on Chinese Immigrants and Hispanic Citizens
As white populations moved westward in the 19th century, Chinese immigrants and Hispanic Americans faced racism and discrimination and were unable to compete on an equal basis for land. Eventually, both groups settled into urban areas...
C3 Teachers
C3 Teachers: Inquiries: Gender Wage Gap
A learning module on wage inequality based on gender. It includes several supporting questions accompanied by formative tasks and source materials, followed by a summative performance task. Students examine the difficulty in quantifying...
C3 Teachers
C3 Teachers: Inquiries: Political Parties
A comprehensive learning module on political parties that includes three supporting questions accompanied by formative tasks and source materials, followed by a summative performance task. Students will explore which international and...
C3 Teachers
C3 Teachers: Inquiries: Voting
A comprehensive learning module on youth voting practices that includes three supporting questions accompanied by formative tasks and source materials, followed by a summative performance task. Topics covered include whether students...
OpenStax
Open Stax: Phase Change and Latent Heat
In this section of the textbook, find information about phase changes. Section will explore how to calculate the heat required to change the phase of an object by knowing the mass and latent heat of fusion or latent heat of vaporization....
Other
Geological Survey Program: Facts About the New Madrid Seismic Zone
It's surprising to find out that the New Madrid Seismic Zone is the most seismically active area in the United States. The facts go into the New Madrid fault very scientifically and are very detailed. Find maps and charts showing...
Texas Education Agency
Texas Gateway: Thermal Expansion of Solids and Liquids
Read how solids and liquids respond to thermal expansion and learn how to calculate thermal expansion. Formulas and examples are provided.
Texas Education Agency
Texas Gateway: Humidity, Evaporation, and Boiling
Learn about the relationship between vapor pressure of water and capacity of air to hold water vapor, the relationship between relative humidity and partial pressure of water vapor in the air, and how to calculate vapor density,...
Yad Vashem, The World Holocaust Remembrance Center
Yad Vashem: Holocaust Denial Laws
The denial of the Holocaust, anti-Semitic rhetoric and the growth of hate groups has led many European nations to pass laws criminalizing hate speech to stop the resurrection of Nazism in Europe. This article discusses individual...
Texas Education Agency
Texas Gateway: Kinematics Problems & Exercises
This page provides problems and exercises for each section of Chapter 2: Kinematics. There are 64 questions listed by section titles.
Texas Education Agency
Texas Gateway: Kinematics in Two Dimensions: Projectile Motion
By the end of this section, you will be able to identify and explain the properties of a projectile, such as acceleration due to gravity, range, maximum height, and trajectory; determine the location and velocity of a projectile at...