OpenStax
Open Stax: Kinetic Energy and the Work Energy Theorem
In the following interactive students will begin to explain work as a transfer of energy and net work as the work done by the net force. They will also explain and apply the work-energy theorem.
Physics Classroom
The Physics Classroom: Vectors: Forces in Two Dimensions:equilibrium and Statics
Through examples and practice problems, this interactive tutorial helps students understand forces that are in a state of equilibrium with a net force of zero.
CK-12 Foundation
Ck 12: Physical Science: Combining Forces
[Free Registration/Login may be required to access all resource tools.] Featurea the definition of combining forces: Pulling down and pushing up, forces acting in opposite directions, forces acting in the same direction.
Physics Classroom
The Physics Classroom: Newton's Laws: Finding Individual Forces
Through illustrated examples and interactive practice problems, students find the value of forces acting upon objects using force equations.
Sophia Learning
Sophia: Calculating Forces: Lesson 4
This lesson will explain how to calculate net forces on an object being pushed or pulled. It is 4 of 4 in the series titled "Calculating Forces."
Sophia Learning
Sophia: Calculating Forces: Lesson 1
This lesson will explain how to calculate net forces on an object being pushed or pulled. It is 1 of 4 in the series titled "Calculating Forces."
Khan Academy
Khan Academy: Change in Momentum and Speed From Force vs. Time Graphs
Practice calculating change in momentum and speed from force vs. time graphs using this four-question quiz.
Other
Bscs: Forces and Motion Content Background Document
In this document, we will try to answer a fundamental question of physical science, "Why do things start to move, slow down, speed up, stop moving or change direction?" In answering these core questions we can develop concepts that can...
Sophia Learning
Sophia: Inclined Planes & Net Force: Lesson 2
This lesson demonstrates how to find the net force acting on objects, at rest or, sliding across inclined planes. It is 2 of 2 in the series titled "Inclined Planes & Net Force."
Sophia Learning
Sophia: Inclined Planes & Net Force: Lesson 1
This lesson demonstrates how to find the net force acting on objects, at rest or, sliding across inclined planes. It is 1 of 2 in the series titled "Inclined Planes & Net Force."
Physics Classroom
The Physics Classroom: Newton's Second Law of Motion
Learn more about finding acceleration through the practices found in this lesson. "The process of determining the acceleration of an object demands that the mass and the net force are known." Check out this comprehensive site.
Other
Easyphysics: Chapter 11 Electric Forces
Learners investigate electric forces. Some topics examined are conductors, Coulomb?s law, and net electrical charge. The resource includes example problems with solutions and a chapter quiz.
Other
Game Dev: There Is No Such Thing as Centrifugal Force
This resource provides an exceptional explanation of centripetal force. Explains why the common misconception of a centrifugal force is incorrect.
Sophia Learning
Sophia: Practice W/ Forces: Lesson 1
This lesson provides the learner with example problems on find the net force acting on an object. It is 1 of 2 in the series titled "Practice w/ Forces."
Columbia University
The Climate System: Atmospheric Forces, Balances, and Weather Systems
The large scale horizontal flow of air in the atmosphere is driven by the imbalance of net radiation over the globe. This resource introduces us to the physical laws governing the horizontal motion of air. It also describes types of...
Khan Academy
Khan Academy: What Is Newton's Second Law?
Learn about the fact that forces cause acceleration in this article about Newton's Second Law. Includes examples and worked examples of problems.
Other
Easyphysics: Chapter 4 Forces
Learners investigate forces and Newton's laws. Some topics examined are mass, friction, and Newton?s laws of motion. The resource includes example problems with solutions and a chapter quiz.
Australian Broadcasting Corporation
Australian Broadcasting Corporation: Chile Earthquake: Christmas Day Quake Forces Evacuations
Southern Chile is rattled by a magnitude-7.6 earthquake, forcing thousands of people to evacuate coastal areas.
Texas Education Agency
Texas Gateway: 4.3 Newton's Second Law of Motion: Concept of a System
By the end of this section, you will be able to define net force, external force, and system; understand Newton's second law of motion; and apply Newton's second law to determine the weight of an object.
Physics Classroom
The Physics Classroom: Circular & Satellite Motion: Uniform Circular Motion
Manipulate variables while exploring principles and relationships related to moving in a circle at a constant speed. Students change the radius of the circle, the speed of the object, and the mass of the object and investigate the effect...
Sophia Learning
Sophia: Using Free Body Diagrams: Lesson 2
This lesson demonstrates how to use free-body diagrams to determine the net force acting on an object.
Exploratorium
Exploratorium: Structures Around the World
How does that bridge stay up? What are the forces acting on that column? This site helps students understand how structures can be built by having them build their own. Also provides images of real structures for kids to compare with...
Physics Classroom
The Physics Classroom: Newtons Laws: Free Body Diagram Interactive
A skill-building tool that presents students with twelve situations for which they must construct free-body diagrams. Force arrows allow user to toggle the magnitude of the force. Feedback is immediate; opportunities to correct answers...
American Association of Physics Teachers
Com Padre Digital Library: Open Source Physics: Point Charge Forces in 2 D Model
In this simulation, examine the electric force that a charged particle gains from nearby charged particles in a two-dimensional state. See the net electric force shown as an arrow attached to the particle.
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