About

Working With An Ammeter EJSS Simulation  Applet

This simulation is intended to show how the ammeter works across the circuit. Includes:

-Dragable Ammeter and Reading

-Displaying reading besides the cells

-Conclusion Pop-up Box

-Toggling power on/off by touching the switch

-Reset Button

-Full Screen Function by double clicking

 

Translations

Code	Language		Translator	Run

Credits

Author name; Fremont Teng

Sample Learning Goals

Briefing Document: Ammeter Simulation Applet

1. Overview

This document provides a briefing on the "Working With An Ammeter JavaScript Simulation Applet HTML5," a resource developed by Fremont Teng and hosted on the Open Educational Resources / Open Source Physics @ Singapore platform. This interactive simulation is designed to help users understand how an ammeter functions within a DC circuit by allowing them to virtually manipulate the ammeter and observe the current readings. The applet is built using JavaScript and HTML5.

2. Main Themes and Key Features

• Interactive Ammeter Function: The core theme is the interactive exploration of ammeter functionality within a DC circuit. Users can "drag" a virtual ammeter to different points within the circuit and observe the corresponding current readings.
• Quote: "Drag the blue ammeter into a cyan cell."
• Dynamic Readings: The simulation dynamically displays current readings as the ammeter is moved. The current reading is displayed above the position where the ammeter is placed.
• Quote: "The current across the ammeter also can be checked with the ammeter reader."
• Persistent Cell Readings: After measuring the current at a specific point in the circuit, the value remains displayed even after moving the ammeter. The current value is “stored and remains on the board.”
• Quote: "However, the reading of the current across that particular cell is stored and remains on the board."
• Conclusion Feature: The simulation provides a conclusion that appears in a pop-up box after the ammeter has been used to measure the current across all three cells in the circuit.
• Quote: "To make the answer for the question to appear, you must place the ammeter at least once per cell."
• Power Toggling: The simulation includes a switch to toggle power on and off.
• Reset Function: The simulation includes a reset button that reverts the simulation back to its default state.
• Full Screen Function: Users can access a full-screen mode by double-clicking on the applet.
• Educational Purpose: The applet is designed for educational purposes.
• Quote: "This simulation is intended to show how the ammeter works across the circuit."

3. Simulation Instructions

The simulation operates according to a clear sequence:

1. Initial State: The ammeter starts with a default reading of 0.0A.

• Quote: "(Default position) Step 1: Look at the ammeter reading. It gives a default value of 0.0A."

1. Ammeter Placement: Users drag the blue ammeter to a cyan cell. The cell disappears and the current reading is displayed.
2. Ammeter Reader: The user can check the ammeter reading.
3. Ammeter Return: Moving the ammeter away causes it to return to its default position and shows a reading of 0.0 A. The measured value of the current remains on the cell.
4. Conclusion: To access the conclusion, users must place the ammeter on each of the three cells at least once. Then click on the "conclusion button", located on the bottom right of the screen.

4. Intended Use

• Learning Tool: The simulation is intended to be used as a learning tool to explore the behavior of ammeters in a circuit. It allows users to experiment and observe the relationship between ammeter placement and current readings.
• Teacher Resource: The "For Teachers" section implies that educators can integrate this interactive tool into their lessons to better explain current measurement.
• Inquiry-Based Learning: The simulation promotes hands-on exploration and experimentation, which are key principles of inquiry-based learning.

5. Technical Details

• Platform: The simulation is built with JavaScript and HTML5, which makes it accessible via web browsers without requiring additional plugins.
• Embeddable: The simulation can be embedded in webpages using an iframe tag.
• Quote: "Embed this model in a webpage:"
• Author: The simulation was created by Fremont Teng.

6. Context and Related Resources

The simulation is part of a broader collection of interactive resources available on the Open Educational Resources / Open Source Physics @ Singapore website. The provided text lists numerous other simulation applets covering various physics topics, including:

• Circuits (series and parallel)
• Electromagnetism
• Mechanics (collisions, momentum, projectile motion)
• Waves
• Optics

This indicates that the ammeter simulation is one component of a large, interconnected suite of educational resources. There are a number of resources listed that use the Easy Java/JavaScript Simulations (EJS/EJSS) framework. This indicates that it is probably used for this applet, as well.

7. Key Takeaways

• The Ammeter JavaScript Simulation is a hands-on tool to learn about ammeter functionality in a DC circuit.
• It promotes an interactive way to learn using a drag and drop method of moving an ammeter through a circuit and viewing the results.
• It supports visual learning by showing persistent readings on the cells and pop-up conclusions.
• It is part of a larger collection of open educational physics resources.

8. Potential Questions & Further Investigation

• What are the exact learning goals this simulation aims to achieve? (This is mentioned but not explicitly detailed.)
• How effective is the pop-up conclusion feature in enhancing learning outcomes?
• How does this simulation compare to traditional methods of teaching about ammeters?
• Are there specific lesson plans or activities that have been designed to utilize this simulation?

This briefing document provides a comprehensive overview of the "Working With An Ammeter JavaScript Simulation Applet HTML5." This applet is a useful tool for teaching the operation of an ammeter in a DC circuit through experimentation.

Working With an Ammeter Simulation Study Guide

Quiz

Instructions: Answer the following questions in 2-3 sentences each.

1. What is the default reading of the ammeter in the simulation when you first start?
2. What happens to the cyan cell when you drag the ammeter into it?
3. Where can you find the current reading of the circuit once you have used the ammeter?
4. What is the function of the reset button?
5. What is the purpose of dragging the ammeter into each cell at least once?
6. How do you access the concluding statement in the simulation?
7. What does it mean for the ammeter to be "drag-able"?
8. Can you reuse the same ammeter in different cells in the simulation?
9. What are some uses of this type of simulation in education?
10. Can you use this simulation on a mobile device or do you need a specific computer?

Quiz Answer Key

1. The default reading of the ammeter when the simulation starts is 0.0A, indicating no current is being measured until it is placed in the circuit. This is its initial state before any interaction.
2. When you drag the ammeter into a cyan cell, the cyan cell disappears, indicating that the current is being measured. The current value then appears above the position where the cell was.
3. Once the ammeter has been used on a cell, the reading of the current across that particular cell is stored and remains displayed on the board near the location of the cell. This allows you to see the current at various points in the circuit.
4. The reset button resets the entire simulation. This will reset the ammeter, remove the current readings, and allow you to start the simulation over with the default setup.
5. Dragging the ammeter into each cell at least once allows the simulation to store these readings. This is a requirement to allow the conclusion button to appear for further analysis.
6. The concluding statement appears as a blue pop-up text in the center of the circuit after the ammeter has been used at least once per cell, and then the conclusion button has been clicked. This button will appear in the right bottom of the screen.
7. The term "drag-able" refers to the ammeter's interactive nature; you can click on the ammeter with your mouse and move it around the circuit on the screen.
8. Yes, the same ammeter can be used in different cells within the simulation. This is required to check all the cells to unlock the conclusion button and review the simulation conclusion.
9. This type of simulation can be used in education to teach students about how an ammeter works in a circuit. It provides an interactive way to understand how it measures current in different parts of a DC circuit.
10. Because it is a web-based app, you can use this simulation on any device with a web browser, whether mobile or computer. This allows students access from various devices.

Essay Questions

Instructions: Answer the following essay questions with a multi-paragraph essay.

1. Discuss the pedagogical value of using interactive simulations like the ammeter applet in teaching physics. Consider aspects like engagement, conceptual understanding, and the ability to visualize abstract concepts.
2. How does the design of the ammeter simulation (e.g., draggable components, immediate feedback, and conclusion pop-up) enhance student learning and understanding of circuit current?
3. In what ways could this simulation be integrated into a larger lesson plan on DC circuits, and what other activities or resources would complement its use?
4. Compare and contrast the benefits of using a simulation like the ammeter applet versus physical laboratory experiments in teaching electricity.
5. Consider the accessibility of this simulation and discuss how this online and interactive feature can expand the reach of learning opportunities to diverse groups of students.

Glossary of Key Terms

• Ammeter: A measuring instrument used to measure the electric current in a circuit.
• Current (in the context of electricity): The rate at which electric charge flows past a point in a circuit, measured in Amperes (A).
• DC (Direct Current): An electric current that flows in one direction.
• Simulation Applet: A small, interactive application that simulates a process or system; usually runs within a web page.
• Drag-able: An interactive element that can be moved around on the screen by clicking and moving the mouse.
• Reset Button: An interactive element that restores the simulation to its original, default state.
• Cyan Cell: In this simulation, these are points in the circuit where the ammeter can be placed to measure the current, and they visually disappear once the ammeter is placed there.
• Circuit: A complete path that allows electricity to flow.
• Conclusion Button: The button that is visible after the ammeter is used on each of the cells at least once that provides a conclusion statement for the simulation.
• Web-Based Application: An application that runs inside of a web browser.

For Teachers

Working With An Ammeter JavaScript Simulation Applet HTML5

Instructions on how to use the Simulation Applet

Drag-able Ammeter and Ammeter Reading

Answering the Questions

Reset Button

Research

[text]

Video

[text]

 Version:

Other Resources

[text]

Frequently Asked Questions about the Ammeter Simulation

1. What is the purpose of the Ammeter JavaScript Simulation Applet? The primary purpose of this simulation is to demonstrate how an ammeter functions within an electrical circuit. It allows users to visualize and interact with an ammeter, seeing how it measures current at different points. This interactive approach aims to enhance understanding of ammeter usage and circuit behavior.
2. How does the drag-and-drop feature of the ammeter work? The simulation features a draggable blue ammeter. You can move it to any of the cyan-colored cells within the circuit. When the ammeter is placed in a cyan cell, the cell disappears, and the measured current reading is displayed above the ammeter. The ammeter reading will also be displayed in a separate "ammeter reader" area. When the ammeter is dragged away, it returns to its original position and shows a default value of 0.0A. However, the current reading of the cell that was measured remains displayed at that location in the circuit.
3. How can I access the conclusion of the simulation? To reveal the simulation's conclusion, you need to measure the current in each of the cells by placing the draggable ammeter at least once in each cell. After measuring all three cells at least once a conclusion button will appear on the right bottom of the screen. Clicking this button will display a popup box with a concluding statement.
4. What happens when I click the reset button? Clicking the reset button will completely reset the simulation back to its initial state. This means the ammeter will return to its starting position, all measured current readings on the circuit will be cleared, and the conclusion message will disappear, allowing you to begin the experiment again.
5. Can I use this simulation in a web page? Yes, the simulation can be embedded into a webpage. The provided iframe code allows you to integrate the ammeter simulation into your own online content. This feature makes it easy to use the applet for educational or demonstration purposes.
6. Is this simulation applicable to real-world circuits? While the simulation provides a visual and interactive representation of an ammeter's functionality, it is a simplified model. It is a helpful teaching tool for illustrating the concepts of current and measurement. However, real-world circuits can have additional complexities.
7. Who created this simulation? This simulation was created by Fremont Teng. The resources comes from the Open Educational Resources / Open Source Physics @ Singapore.
8. What other types of simulations are available from this resource? This resource provides a wide array of interactive simulations, some of which include types of circuits, circuitry at home, collisions, radioactive decay, light and shadow, motion, and more, in addition to math and other simulations.