PBS
Pbs Learning Media: Virtual Pendulum
This interactive activity from ZOOM offers a chance to experiment with a virtual pendulum and to see how it can be influenced by a variety of factors.
CK-12 Foundation
Ck 12: Resonance and Sound Waves
[Free Registration/Login may be required to access all resource tools.] Students investigate the conditions for resonance, and then solve problems with strings and pipes using the condition for resonance.
University of Colorado
University of Colorado: Ph Et Interactive Simulations: Pendulum Lab
Manipulate the mass of a weight and the length of string in this interactive pendulum simulation. Change the speed, friction, and gravity to make the pendulum swing change as measurements are displayed on the screen. Younger students can...
Pennsylvania State University
Acoustics and Vibration Animations: Demonstrations: The Simple Pendulum
A series of graphics, downloadable animations and text describe and explain the motion of a pendulum. Some sections require an understanding of calculus.
Rice University
Rice University: Galileo's Pendulum Experiments
This site from The Galileo Project of the Rice University provides a great look into the pendulum experimens of Galileo. Contains first-hand writings and examples of experiments along with links to additional information.
University of Guelph
University of Guelph: Physics Tutorials: Amplitude, Period, and Frequency
A tutorial describing the characteristics of simple harmonic motion. Utilizes animations, mathematical equations, and interactive questions to teach essential principles.
Texas Instruments
Texas Instruments: Swinging Along
Students model the data from the motion of a pendulum by a periodic function. They relate its parameters to the time for one period, the distance it is pulled back, and its distance from the motion detector.
Texas Instruments
Texas Instruments: Pendulum Periods Demonstration
This is a classroom demonstration version of Lab 14 from "Physics with Calculators"
Texas Instruments
Texas Instruments: Holt Physics Chapter 11: Vibrations and Waves Pendulum Lesson
This activity Pendulum from Holt Physics Chapter 11 Vibrations and Waves uses the calculator and the VIB program calculate the period of a pendulum on different planets.
Texas Instruments
Texas Instruments: How Can a Clock Part Measure Gravity?
In this activity students will learn how to make a simple pendulum. Students' will use a motion detector to measure the period of a pendulum and calculate its acceleration.They will also understand the effect that gravity has on the...
Science and Mathematics Initiative for Learning Enhancement (SMILE)
Smile: Periodic Motion, the Pendulum
The Illinois Institute of Technology offers this lesson plan to teach high school students the concept of periodic motion and relate it to the movement of a pendulum.
Wikimedia
Wikipedia: Simple Harmonic Motion
Wikipedia offers great information on simple harmonic motion, including an image, formulas, and hyperlinked terms.
PBS
Pbs Kids: Zoom Science: Introduction to Pendulums
What is a pendulum? What makes it swing? Who was Leon Foucault? Discover the answers to these and related questions.
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.
American Association of Physics Teachers
Com Padre Digital Library: Open Source Physics: Driven Pendulum With Phase Space
Illustrate the physics of a pendulum with this simulated exercise which examines the variation of a moving pendulum, its phase space, and its Poincare section.
American Association of Physics Teachers
Com Padre Digital Library: Open Source Physics: Physical Pendulum Forces
This simulation of a pendulum will demonstrate how friction and force have to change to keep the mass in the same position on the pivoted rod.
Other
Ucsc Electronic Music Studios: Simple Harmonic Motion
Simple harmonic motion is described and explained and related to a Helmholtz resonator. Relation between simple harmonic motion and a vibrating air column is clearly made in an effort to explain why a pop bottle resonates when blowing...
Other
Arbor Scientific: Haunted Laboratory: Halloween Physics
This resource presents a collection of experiments for the science classroom that focuses on physics concepts for Halloween. Activities include mirror ghost with a concave mirror, apple oscillators with pendulums, and a pumpkin pendulum....
Concord Consortium
Concord Consortium: Molecular Workbench: Inverted Pendulum on Oscillatory Base
Adjust variables in this simulation and observe as the results of your changes are graphed.
National High Magnetic Field Laboratory
Magnet Academy: Torsion Balance
Experiment with the torsion balance and see what happens first by giving the rod a charge, and then by moving the charged rod closer to the outer metal sphere of the instrument. Observe what happens to the needle as the charge increases.
Exploratorium
Exploratorium: Science Snacks: Resonant Pendulum
An experiment in resonance that demonstrates how to make a pendulum swing widely by exerting only a small force.
Exploratorium
Exploratorium: Science Snacks: Coupled Resonant Pendulums
Understand about a pendulum's natural or resonant frequency in this activity where you create your own pendulums. Students make a pendulum out of PVC pipe, string, and hex nuts.
Exploratorium
Exploratorium: Science Snacks: Coupled Resonant Pendulums 2
Understand the concept of resonance to allow you to cause two pendulums to swing in an identical cycle. Pendulum are constructed from simple materials like string, pencils, paper clips, and pennies.
Exploratorium
Exploratorium: Science Snacks: Drawing Board
In this activity, students will create a pendulum that creates beautiful designs with its repetitive patterns. Study the movement of pendulums with these designs.