Geographypods
Geographypods: Hazards and Risk Management: Tropical Storms
This learning module looks at tropical storms. It explains the characteristics of a tropical storm, how they form, how they are predicted, and their frequency. Includes student tasks, graphs, videos, and an interactive animation of...
Geographypods
Geographypods: Global Interactions: Changing Space the Shrinking World
This learning module examines how the world has become smaller as time and space have converged. Transportation is much faster, making places more accessible, goods can be more quickly and easily transported, and the Internet connects...
Geographypods
Geographypods: Freshwater: Issues and Conflicts: The Water System
This learning module examines the Earth's stores of fresh water and how the balance between stores of water in the oceans and in ice is changing. Students then investigate how a maximum sustainable amount of freshwater can be achieved by...
James Madison University
James Madison University: Clastic Sedimentary Rock Classification
An upper-level explanation of clastic sedimentary rock classification. Charts, diagrams, and review questions are included. Be sure to click on the PDF Clastic Identification key.
CPALMS
Florida State University Cpalms: Florida Students: Postwar Blues and Reds
This tutorial looks at post-World War I America and the disturbing events that took place in 1919 and 1920, for example, racial discrimination, the KKK, backlash against immigrants, the Red Scare, etc. A PDF file of the tutorial is...
CPALMS
Florida State University Cpalms: Florida Students: The Supreme Court in Action
This tutorial looks at eight famous cases that were heard in the Supreme Court in the 1950s, 1960s, and 1970s. It examines each case, the results, and the ramifications of each decision. A PDF file of the tutorial is available.
CPALMS
Florida State University Cpalms: Florida Students: Three Presidencies: Kennedy, Johnson and Nixon
The domestic policies of three Presidents from the 1960s are examined, including Kennedy, Johnson, and Nixon. The tutorial looks at their political initiatives, what worked and what didn't. A PDF file of the tutorial is available.
OpenStax
Open Stax: Great Awakening and Enlightenment
This section of a chapter on "The English Empire" explains the significance of the Great Awakening and describes the genesis, central ideas, and effects of the Enlightenment in British North America.
OpenStax
Open Stax: How Much Revolutionary Change?
This section of a chapter on "Creating Republican Governments" describes the status of women and nonwhites in the new republic.
OpenStax
Open Stax: English Settlements in America
Read about the first English settlements in America, the differences between the Chesapeake Bay colonies and the New England colonies, the wars between native inhabitants and English colonists, and the role of Bacon's Rebellion in the...
OpenStax
Open Stax: Disaffection: The First Continental Congress and American Identity
By reading this section from a chapter on "Imperial Reforms and Colonial Protests," students will be able to describe the state of affairs between the colonies and the home government in 1774 and explain the purpose and results of the...
OpenStax
Open Stax: Common Sense: From Monarchy to an American Republic
After reading this section from a chapter on "Creating Republican Governments," students will be able to compare and contrast monarchy and republican government and describe the tenets of republicanism.
OpenStax
Open Stax: Collisions of Extended Bodies in Two Dimensions
From a chapter on Rotational Motion and Angular Momentum in a Physics textbook. This section of the chapter examines collisions of rotating objects in two dimensions and what happens at the point of collision. Includes examples,...
OpenStax
Open Stax: Density
From a chapter on Fluid Statics in a Physics textbook. This section of the chapter defines density, explains how to use a known density to find the mass of a substance, and compares different densities. Includes examples, questions,...
OpenStax
Open Stax: College Physics: The First Law of Thermodynamics
An online college physics textbook that explores the first law of thermodynamics by defining the processes of a simple heat engine. Section also describes the difference among isobaric, isochoric, isothermal, and adiabatic. Students will...
OpenStax
Open Stax: College Physics: Humidity, Evaporation, and Boiling
A college textbook section that explores vapor pressure, relative humidity, and dew point. Section reviews how to calculate values like percent relative humidity. Section also includes problems and questions for the students to answer to...
OpenStax
Open Stax: College Physics: Flow Rate and Its Relation to Velocity
In this section of the textbook learn how to define and calculate flow rate. Also learn the differences and similarities between flow rate and fluid velocity. Section also relates flow rate to processes in the body like calculating flow...
OpenStax
Open Stax: African Americans in the Antebellum United States
This section of a chapter on "The Antebellum South" discusses the similarities and differences in the lives of slaves and free blacks and describes the independent culture and customs that slaves developed.
OpenStax
Open Stax: An Awakening of Religion and Individualism
This section of a chapter on "Antebellum Idealism and Reform Impulses" explains the connection between Evangelical Protestantism and the Second Great Awakening and describes the message of the transcendentalists.
OpenStax
Open Stax: College Physics: Bernoulli's Equation
Learn all about Bernoulli's principle in this section. Explore the definition, how to calculate, how to derive, and applications of Bernoulli's equation. Section also includes problems and questions for the students to answer to ensure...
OpenStax
Open Stax: Cohesion and Adhesion in Liquids: Surface Tension and Capillary Action
From a chapter on Fluid Statics in a Physics textbook. This section of the chapter describes the cohesive and adhesive forces in liquids, the role of cohesion in the surface tension of liquids and bubbles, and how capillary action works....
OpenStax
Open Stax: The First Condition for Equilibrium
From a chapter on Statics and Torque in a Physics textbook. This section of the chapter discusses what the first condition for equilibrium is, and describes what static and dynamic equilibrium are. Includes two questions and a...
OpenStax
Open Stax: The Second Condition for Equilibrium
From a chapter on Statics and Torque in a Physics textbook. This section of the chapter discusses what the second condition for equilibrium is, and explains what torque is and its role in rotational mechanics. Includes questions,...
OpenStax
Open Stax: Stability
From a chapter on Statics and Torque in a Physics textbook. This section of the chapter discusses the types of equilibrium, and describes stable, unstable, and neutral equilibriums. Includes questions, problems and exercises.