American Association of Physics Teachers
Com Padre Digital Library: Open Source Physics: Free Fall Air Resistance Model
A Java-based simulation where students can observe what happens to a free-falling object, with and without air resistance. Controls allow the user to adjust settings and the results are graphed as the simulation progresses.
![Cosi Columbus: Balloon Rockets [Pdf] Activity](https://d15y2dacu3jp90.cloudfront.net/images/attachment_defaults/resource/large/FPO-knovation.png "Cosi Columbus: Balloon Rockets [Pdf] Activity")
Center of Science and Industry
Cosi Columbus: Balloon Rockets [Pdf]
Science experiment that demonstrates Newton's Third Law by launching rockets made out of balloons. Includes full list of materials, procedures, and scientific explanation of what causes balloons to shoot forward and how you can make them...
Bill Nye
Bill Nye: Marble Madness
In this tutorial, Bill Nye uses marbles to explain momentum and Newton's third law: every action has an equal and opposite reaction.
Open Curriculum
Open Curriculum: Conservation of Momentum
This article helps students understand and apply Newton's third law and the conservation of momentum.
Physics World
Physics World: Contextual Physics in Ocean Park
After downloading the "Motion Video Analysis" software, users can collect data about moving object's position from digital movie clips. This collection of data will allow them to plot motion graphs and draw conclusions about physics in...
Wolfram Research
Wolfram Science World: Bernoulli, Jakob (1654 1705)
This site from ScienceWorld provides a brief but factual abstract of Bernoulli's math accomplishments. Links are provided throughout for additional information on related subjects.
Soft Schools
Soft Schools: Physics Quizzes: Force, Mass Acceleration
Assess your understanding of force, mass and acceleration and the relationship amongst the three with this interactive multiple choice quiz. Immediate feedback is offered.
Texas Education Agency
Texas Gateway: 4.8 Extended Topic: The Four Basic Forces: An Introduction
By the end of this section, you will be able to understand the four basic forces that underlie the processes in nature: gravitational, electromagnetic, weak nuclear, strong nuclear forces.
CK-12 Foundation
Ck 12: Phys. Science: Calculating Acceleration From Velocity and Time
[Free Registration/Login may be required to access all resource tools.] How to calculate average acceleration and the SI unit for acceleration.
Science and Mathematics Initiative for Learning Enhancement (SMILE)
Smile: Colliding Spheres
This lab activity from the Illinois Institute of Technology lets students investigate the impact of collisions upon the velocity and momentum of the colliding objects. Requires understanding of vectors.
Georgia Department of Education
Ga Virtual Learning: Ap Physics 1: Linear Momentum and Collisions
This physics tutorial aims to model and predict not the motion of just one object, but rather what happens when two or more objects collide. The concept of momentum will be the main focus of this module.
Georgia Department of Education
Ga Virtual Learning: Ap Physics 1: Rotational Dynamics
Students learn about the Newtonian mechanics principle of conservation of angular momentum and the application in the quantum mechanical world.
Other
Focus Physical Review: Friction of Molecules
This is an article published by the American Physical Society on friction in microscopic gears that results from the adhesion of molecules. A great exploration of this new obstacle in science.
Khan Academy
Khan Academy: What Is a Centripetal Force?
Learn what centripetal forces are and how to calculate them. Included are two problems with the solutions provided.
University of Colorado
University of Colorado: Ph Et Interactive Simulations: Gravity Force Lab
Manipulate the mass and distance of two objects to see how these properties change the gravity force.
Khan Academy
Khan Academy: Inelastic Collision Review
Review the key concepts and skills for inelastic collisions. Understand how to determine if a collision is elastic or inelastic.
Khan Academy
Khan Academy: Conservation of Angular Momentum Review
Review how angular momentum is conserved if there is no external torque applied to a system. Specific scenarios are highlighted: system changing it rotational inertia, orbiting bodies, and rotational collisions.
American Association of Physics Teachers
Com Padre Digital Library: Open Source Physics: Two Springs and a Pendulum Model
Swing virtual pendulums and compare the motion of one oscillating weight on a horizontal spring to a second weight on another spring. Then, compare how these motions differ from the motion of a simple pendulum.
Physics Aviary
Physics Aviary: Practice Problems: Ground to Wall Soccer Kick Problem
Students must determine where a soccer ball will hit a wall based on the speed with which it is kicked. Students will also need to find the time in the air in milliseconds. This problem does not take place on Earth.
Science and Mathematics Initiative for Learning Enhancement (SMILE)
Smile: Lab Activity: Aviation
This site from the Illinois Institute of Technology provides a student lab activity in which the flight of a paper airplane is investigated and studied. Designed for primary grades, but easily adaptable for junior high young scholars.
Khan Academy
Khan Academy: Angled Forces Review
A review page discussing how to break down forces into the horizontal and vertical components when force is at an angle.
Khan Academy
Khan Academy: Introduction to Forces and Free Body Diagrams Review
Review the key concepts and skills for forces, including how to draw free body diagrams.
Khan Academy
Khan Academy: Friction Review
Review the key concepts, equations, and skills for friction, including how to find the direction and magnitude of the friction force.
Khan Academy
Khan Academy: What Is Tension?
What is tension? How do you calculate tension? This site will review over how ropes pull on things and how to handle that kind of force.