Translations

Code	Language		Translator	Run

Credits

Juan M. Aguirregabiria (http://tp.lc.ehu.es/jma.html); Fremont Teng; lookang

Briefing Document: Coin Sliding or Rolling JavaScript Simulation Applet HTML5

1. Overview:

This document analyzes the "Coin Sliding or Rolling JavaScript Simulation Applet HTML5" resource from Open Educational Resources / Open Source Physics @ Singapore. It's an interactive simulation designed for educational purposes, specifically focusing on the turning effects of forces in physics. The applet is built using JavaScript and HTML5, making it accessible on various devices.

2. Main Themes and Key Ideas:

• Interactive Physics Learning: The core theme is using interactive simulations to enhance physics education. The applet provides a hands-on approach to understanding concepts related to forces and their turning effects (torque/moments).
• Accessibility and Embeddability: The simulation is designed to be easily embedded in webpages via an <iframe> tag. This promotes widespread adoption and integration into existing online learning environments. The use of HTML5 ensures compatibility across different platforms.
• Open Educational Resource: The resource aligns with the Open Educational Resources (OER) movement. It's freely available for educational use, promoting accessibility and collaboration.
• Focus on Dynamics and Turning Effects of Forces: The applet directly addresses a specific concept within Newtonian mechanics. The explicit mention of "Turning Effects of Forces" indicates its purpose is to help students visualize and understand how forces can cause rotation or moments.
• Ease of Use: The description emphasizes ease of use with instructions on how to interact with the applet using combo boxes, toggling full screen, and play/pause/reset buttons.

3. Important Facts and Details:

• Title: Coin Sliding or Rolling JavaScript Simulation Applet HTML5
• Location: Open Educational Resources / Open Source Physics @ Singapore website.
• Subject Area: Physics, specifically "Motion & Forces" and "Dynamics".
• Authors/Credits: Juan M. Aguirregabiria, Fremont Teng, and lookang.
• Technology: JavaScript, HTML5. This is significant because it allows the simulation to run in web browsers without requiring plugins (like Flash).
• Embed Code: An <iframe> code snippet is provided for embedding the simulation into other web pages:
• <iframe width="100%" height="100%" src="https://iwant2study.org/lookangejss/02_newtonianmechanics_5turningeffectsofforces/ejss_model_coin/coin_Simulation.xhtml " frameborder="0"></iframe>
• Interactive Elements: The applet includes "Display gives checkboxes", and "w, u, N, scale and dt give editable fieldboxes," suggesting adjustable parameters to explore the coin's motion.
• Learning Goals: Sample learning goals for the simulation are mentioned, but the specific text is missing "[texthttps://iwant2study.org/lookangejss/02_newtonianmechanics_5turningeffectsofforces/ejss_model_coin/coin_Simulation.xhtml " frameborder="0"></iframe>" - This highlights the portability and ease of integration of the resource.
• "Display gives checkboxes, w, u, N, scale and dt give editable fieldboxes" - This suggests the user can control variables like weight, initial velocity and normal force and more.
• "Plays/Pauses, steps and resets the simulation respectively." - Emphasizes the user's ability to control the simulation for detailed analysis.

5. Potential Uses:

• Classroom Demonstrations: Teachers can use the applet to visually demonstrate the principles of torque, moments, and rotational motion.
• Student Exploration: Students can experiment with different parameters and observe the resulting effects on the coin's motion.
• Homework Assignments: The embedded simulation could be included in online homework or lab assignments.
• Online Learning Modules: Integrates well into online physics courses and tutorials.

6. Related Resources:

The document links to numerous other JavaScript/HTML5 simulation applets covering a wide range of physics and science topics, indicating a broader collection of OER materials available from the same source. Examples include simulations for magnetism, optics, mechanics, electromagnetism and even games and virtual labs. These related resources showcase the breadth of interactive learning tools offered by Open Source Physics @ Singapore.

 

Coin Sliding or Rolling Simulation Study Guide

I. Quiz

Answer the following questions in 2-3 sentences each.

1. What physics concept does the "Coin Sliding or Rolling" simulation primarily demonstrate?
2. What does "dt" stand for in the simulation, and why is it important?
3. How can users change the initial conditions of the simulation?
4. What is the purpose of the "Play/Pause" button?
5. Name two other simulations on the Open Source Physics Singapore website related to magnetism.
6. What is the license under which the contents of the Open Source Physics Singapore website are available?
7. What are the learning goals for this simulation?
8. What kind of devices can run the simulations on this site?
9. Who are the credits given to?
10. What are some of the other areas covered by simulations from this site?

II. Quiz Answer Key

1. The "Coin Sliding or Rolling" simulation demonstrates the turning effects of forces, specifically how forces applied at different points on an object affect its rotation and translation. It allows users to visualize how factors like friction and the point of force application influence whether a coin slides, rolls, or does both.
2. "dt" stands for the change in time, or the time step. It determines how frequently the simulation calculates and updates the coin's position and velocity, affecting the smoothness and accuracy of the simulation.
3. Users can change the initial conditions of the simulation by using the editable field boxes for variables like w, u, and N. These variables likely represent factors like initial angular velocity, initial linear velocity, and normal force.
4. The "Play/Pause" button starts and stops the simulation, allowing users to observe the coin's motion in real-time and pause it to analyze specific points in its trajectory.
5. Two simulations related to magnetism on the site are "Earth and Bar Magnet JavaScript HTML5 Applet Simulation Model" and "Bar Magnet Field Line Simulator JavaScript Simulation Applet HTML5".
6. The contents are licensed under a Creative Commons Attribution-Share Alike 4.0 Singapore License.
7. The learning goals for this simulation are not provided.
8. The simulations on the site can run on devices that support HTML5 and JavaScript, which includes Windows, MacOSX, Linux, laptops, desktops, Chromebooks and mobile devices such as handphones, tablets, and iPads.
9. Credits are given to Juan M. Aguirregabiria, Fremont Teng, and lookang for their contributions to the simulation.
10. Some of the other areas covered by simulations from this site include electromagnetism, optics, waves, quantum physics, and circuits.

III. Essay Questions

Consider the following essay questions to further explore your understanding.

1. Discuss how the "Coin Sliding or Rolling" simulation can be used as a tool to teach the principles of rotational motion and the turning effects of forces.
2. Explain the importance of simulations like "Coin Sliding or Rolling" in physics education, highlighting their advantages over traditional teaching methods.
3. Analyze how the accessibility and adaptability of open-source physics resources like this simulation contribute to a more inclusive and effective learning environment.
4. Considering the variety of simulations available on the Open Source Physics Singapore website, discuss how these resources can be integrated into a comprehensive physics curriculum.
5. Critically evaluate the limitations of using simulations for physics education, and suggest ways to address these limitations to maximize their effectiveness.

IV. Glossary of Key Terms

• Simulation: A computer-based model of a real-world system or phenomenon, used to study its behavior.
• Applet: A small application, often written in Java or JavaScript, that runs within another application, such as a web browser.
• HTML5: The latest version of Hypertext Markup Language, used for structuring and presenting content on the World Wide Web.
• JavaScript: A programming language commonly used to add interactivity and dynamic content to websites.
• Open Source: Software or resources that are freely available for use, modification, and distribution.
• Rotational Motion: Motion in which an object rotates or spins around an axis.
• Translational Motion: Motion in which an object moves from one point to another without rotating.
• Torque: A twisting force that causes rotation.
• Friction: A force that opposes motion between two surfaces in contact.
• Normal Force: The force exerted by a surface on an object in contact with it, perpendicular to the surface.
• Angular Velocity: The rate at which an object rotates or revolves around an axis, measured in radians per second.
• Linear Velocity: The rate at which an object moves in a straight line, measured in meters per second.
• EJS (Easy Java Simulations): A software tool used to create interactive simulations for teaching science and mathematics.

Sample Learning Goals

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For Teachers

Coin Sliding or Rolling JavaScript Simulation Applet HTML5

Instructions

Combo Box and Options

 

 

 

 

Toggling Full Screen

Play/Pause, Step and Reset Buttons

Research

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Video

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 Version:

Other Resources

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FAQ: Coin Sliding or Rolling JavaScript Simulation Applet HTML5

• What is the purpose of the Coin Sliding or Rolling JavaScript Simulation Applet?
• The Coin Sliding or Rolling JavaScript Simulation Applet allows users to explore the turning effects of forces on a coin through a dynamic, interactive simulation. It lets users change variables to observe how they affect the coin's motion, helping to understand the principles of physics at play.
• Where can I access and embed the Coin Sliding or Rolling JavaScript Simulation Applet?
• The applet can be directly accessed and embedded in a webpage using the provided iframe code: <iframe width="100%" height="100%" src="https://iwant2study.org/lookangejss/02_newtonianmechanics_5turningeffectsofforces/ejss_model_coin/coin_Simulation.xhtml " frameborder="0"></iframe>.
• What are some of the adjustable options within the Coin Sliding or Rolling simulation?
• The simulation provides options such as checkboxes for display, and editable fieldboxes for variables labeled w, u, N, scale, and dt, allowing users to manipulate and observe the simulation under various conditions.
• How do I toggle full screen mode in the Coin Sliding or Rolling Simulation Applet?
• You can toggle between normal and full screen mode by double tapping anywhere on the screen when the simulation is running.
• What buttons are available in the Coin Sliding or Rolling Simulation Applet and what are their functions?
• The simulation has buttons for "Play/Pause", "Step", and "Reset". The "Play/Pause" button starts and stops the simulation. The "Step" button advances the simulation by a single increment. The "Reset" button returns the simulation to its initial state.
• Who are the creators of the Coin Sliding or Rolling JavaScript Simulation Applet?
• The simulation was created by Juan M. Aguirregabiria, Fremont Teng, and lookang.
• Is the Coin Sliding or Rolling Simulation Applet suitable for teachers?
• Yes, the resource is suitable for teachers and includes sample learning goals for instructional use in physics education.
• Under what license is this Coin Sliding or Rolling Simulation Applet released?
• 🪙The content is licensed under the Creative Commons Attribution-Share Alike 4.0 Singapore License. Commercial use of the EasyJavaScriptSimulations Library requires contacting fem@um.es directly, according to the linked license.