Principal Sponsors
Makes grants to address the most serious social and environmental problems facing society, where risk capital, responsibly invested, may make a difference over time.
National Science Foundation
An independent federal agency created by Congress in 1950 to promote the progress of science.
King Saud University seeks to become a leader in educational and technological innovation, scientific discovery and creativity through fostering an atmosphere of intellectual inspiration and partnership for the prosperity of society.
The O'Donnell Foundation is devoted to building model programs to enhance the quality of education.
Forces and Motion: Basics
Explore the forces at work in a tug of war or pushing a refrigerator, crate, or person. Create an applied force and see how it makes objects move. Change friction and see how it affects the motion of objects.
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Teaching Resources
Main Topics
- Force
- Motion
- Friction
- Speed
- Newton's First Law
Sample Learning Goals
- Identify when forces are balanced vs unbalanced.
- Determine the sum of forces (net force) on an object with more than one force on it.
- Predict the motion of an object with zero net force.
- Predict the direction of motion given a combination of forces.
Tips for Teachers
The teacher's guide (pdf) contains tips created by the PhET team.
Teaching Ideas
| Title | Authors | Level | Type | Updated |
|---|---|---|---|---|
Forces and Motion
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Sarah Borenstein | MS | Lab | 9/1/13 |
| Friction and Acceleration | Mike Mikhaiel | HS | Lab | 9/16/13 |
| Forces, Friction and Motion | Monique Modeste | MS | Lab | 3/18/13 |
| Force | Allison Reich | MS | CQs | 3/17/13 |
| Middle School Science | Julia Benson | MS | Lab | 10/28/12 |
| Forces i moviment | Valentí Ferrer | MS | HW | 11/11/12 |
You can submit your own ideas and activities.
Related Simulations
Translated Versions:
| Language | Language (Translated) | Simulation Title | ||
|---|---|---|---|---|
| Arabic | العربية | القوى والحركة: مبادئ | Run Now | |
| Arabic, Saudi Arabia | العربية (السعودية) | مبادئ القوة و الحركة | Run Now | |
| Basque | Basque | Indarrak eta higidura: Oinarrizkoa | Run Now | |
| Bosnian | Bosnian | Sile i kretanje - Osnove | Run Now | |
| Brazilian Portuguese | português (Brasil) | Forças e Movimentos: Noções Básicas | Run Now | |
| Catalan | català | Les forces i el moviment. Nivell bàsic | Run Now | |
| Chinese - Simplified | 中文 (中国) | 力和运动：基础 | Run Now | |
| Chinese - Traditional | 中文 (台灣) | 力量和運動:基本概念 | Run Now | |
| Danish | Dansk | Kræfter og bevægelse: Basis | Run Now | |
| Dutch | Nederlands | Kracht en beweging: basis | Run Now | |
| French | français | forces et mouvement : pour débuter... | Run Now | |
| Galician | Gallegan | Forzase movemento: Inicial | Run Now | |
| German | Deutsch | Kräfte und Bewegung: Grundlagen | Run Now | |
| Greek | Ελληνικά | Δυνάμεις και κίνηση: Τα βασικά | Run Now | |
| Hebrew | עברית | כוחות ותנועה: הבסיס | Run Now | |
| Hungarian | magyar | Erők és mozgás - alapok | Run Now | |
| Indonesian | Bahasa Indonesia | Gaya dan Gerak : Dasar | Run Now | |
| Italian | italiano | Forze e moto: le basi | Run Now | |
| Kazakh | Kazakh | күш және қозғалыс: негізлер | Run Now | |
| Korean | 한국어 | 힘과 운동: 기초 | Run Now | |
| Macedonian | македонски | Сили и движење - Основи | Run Now | |
| Malay | Bahasa Melayu | Daya dan Gerakan: Asas | Run Now | |
| Persian | Persian | آشنايي با نيروها و حركت | Run Now | |
| Polish | polski | Siły i ruch: Podstawy | Run Now | |
| Serbian | Српски | Силе и кретање - Основе | Run Now | |
| Slovak | Slovenčina | Sila a pohyb: Základný kurz | Run Now | |
| Spanish | español | Fuerzas y Movimiento:Fundamentos | Run Now | |
| Spanish (Peru) | español (Perú) | Fuerzas y Movimiento:Fundamentos | Run Now | |
| Spanish (Spain) | español (España) | Fuerzas y Movimiento:Fundamentos | Run Now | |
| Swedish | svenska | Kraft och rörelse: Grunder | Run Now | |
| Tamil | Tamil | விசை மற்றும் நகர்ச்சி அடிப்படைகள் | Run Now | |
| Turkish | Türkçe | Kuvvet ve Hareket: Temel Prensipler | Run Now | |
| Vietnamese | Tiếng Việt | Lực và chuyển động: Những điều cơ bản | Run Now |
Software Requirements
| Windows | Macintosh | Linux |
|---|---|---|
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Microsoft Windows
XP/Vista/7 Sun Java 1.5.0_15 or later |
OS 10.5 or later
Sun Java 1.5.0_19 or later |
Sun Java 1.5.0_15 or later |
Credits
| Design Team | Third-party Libraries | Thanks To |
|---|---|---|
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