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,...
Texas Education Agency
Texas Gateway: Ap Physics: The First Condition for Equilibrium
By the end of this section, you will be able to state the first condition of equilibrium, explain static equilibrium, and explain dynamic equilibrium.
Khan Academy
Khan Academy: Newton's Laws and Equilibrium Questions
Questions pertaining to Newton's laws and equilibrium.
Simon Fraser University
Chem1 Virtual Textbook: All About Chemical Equilibrium
Acting as an overview from the General Chemistry Virtual Textbook, this site explores a range of topics related to chemical equilibrium including chemical change, the Le Chatelier principle, the equilibrium quotient, and more.
FT Exploring
Ft Exploring: The Second Law of Thermodynamics Equilibrium & Heat Engines
Use this illustrated guide to understand equilibrium and heat engines as they relate to the second law of thermodynamics.
Walter Fendt
Walter Fendt: Equilibrium of Three Forces
A short interactive activity which simulates the equilibrium of three forces.
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.
Econoclass
Econoclass: Frozen Price Game
This game helps learners to understand the concepts of changing supply, changing demand, and equilibrium price, as the price of bags of ice changes after a hurricane has swept through a community.
Khan Academy
Khan Academy: Changes in Equilibrium Price and Quantity: The Four Step Process
Analyze some step-by-step examples of shifting supply and demand curves. This resource is designed for students who are taking a college-level microeconomics course.
TeachEngineering
Teach Engineering: Perching Parrot
Students explore the concepts of center of mass and static equilibrium by seeing how non-symmetrical objects balance. Using a paper cut-out shape of a parrot sitting on a wire coat hanger, they learn that their parrot exists in stable...
TeachEngineering
Teach Engineering: Rocking the Boat
The concepts of stability and equilibrium are introduced while students learn how these ideas are related to the concept of center of mass. They gain further understanding when they see, first-hand, how equilibrium is closely related to...
Texas Education Agency
Texas Gateway: Chapter 3: Demand and Supply: Critical Thinking Questions
This is a list of 16 critical thinking study questions covering Chapter 3: Demand and Supply from the TEA AP Macroeconomics online text.
Robert Schenk, PhD
The Model of Supply and Demand
This site shows a supply and demand schedule, and constructs a graph using this schedule. It continues on to discuss equilibrium, and then shows a new equilibrium after there has been a change in supply.
TeachEngineering
Teach Engineering: Tightrope Trials
To learn about the concept of center of mass, students examine how objects balance. They make symmetrical cut-outs of different "creatures" and experiment with how they balance on a tightrope of string. Students see the concept of center...
Cosmo Learning
Cosmo Learning: Senior Chemistry With Chemguy
A collection of video lectures from a general chemistry class for high school students. Lectures cover topics such as equilibrium, thermochemistry, electrochemistry, and acids and bases with forty-four lectures. Lectures vary in length...
Massachusetts Institute of Technology
Mit: Open Course Ware: Ecology: Communities and Ecosystems
This is a collection of courses on communities and ecosystems. Some topics explored are productivity, food webs, and ecology. The courses offer video clips, lecture notes, practice problems, and exam questions. Practice problems and exam...
Davidson College
Davidson College: Le Chatelier's Principle Applet
This site includes an applet on Le Chatelier's principle. The applet allows the user to specify the initial amounts of carbon, water vapor, hydrogen gas, and carbon monoxide as well as the system temperature and volume. The applet will...
OpenStax
Open Stax: Forces and Torques in Muscles and Joints
From a chapter on Statics and Torque in a Physics textbook. This section of the chapter provides an in-depth discussion of forces and torque in the human body. We learn about muscular force, the importance of posture in preventing back...
Physics Classroom
The Physics Classroom: Determining the Net Force
Online classroom site explaining the concept of balanced and unbalanced forces. The site has examples and exercises for the student to review and try.
CK-12 Foundation
Ck 12 Exploration Series: Simulations: Do You Weigh Less, Descending Elevator?
[Free Registration/Login Required] Learn about the effect of acceleration on force and gravitational force by measuring weight while moving up and down in an elevator in this simulation.
University of Guelph
University of Guelph: Physics Tutorials: What Is Torque?
This site provides an introductory look at torque, the measure of how much a force acting on an object causes that object to rotate. Provides a definition of torque, illustrations, and also a formula to define torque.
Other
Hub Pages: Biotic Factors of Ecosystem: Producers, Consumers and Decomposers
An ecosystem is composed of biotic factors of a community of living organisms interacting with one another which we can see in food chains/webs. These diverse organisms stay together because of the need of food. Population is referred to...
Walter Fendt
Walter Fendt: Lever Principle
A short interactive activity which demonstrates when a lever is in equilibrium.
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