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.
Gravity Force Lab
Visualize the gravitational force that two objects exert on each other. Change properties of the objects in order to see how it changes the gravity force.
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Teaching Resources
Main Topics
- Force
- Gravity
Sample Learning Goals
- Relate gravitational force to masses of objects and distance between objects.
- Explain Newton's third law for gravitational forces.
- Design experiments that allow you to derive an equation that relates mass, distance, and gravitational force.
- Use measurements to determine the universal gravitational constant.
Tips for Teachers
The teacher's guide (pdf) contains tips created by the PhET team.
Teaching Ideas
| Title | Authors | Level | Type | Updated |
|---|---|---|---|---|
Gravity Lab- intro
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Trish Loeblein | HS UG-Intro |
HW | 5/22/10 |
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Gravity Force Lab : calculations
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Trish Loeblein | HS UG-Intro |
HW | 5/22/10 |
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Algebra-based Physics Semester one lessons, clicker questions, and schedule in pdf (Inquiry Based)
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Trish Loeblein | UG-Intro HS |
Lab Demo HW CQs |
8/29/12 |
| Gravity Force Lab | Kevin Fairchild | HS | Lab | 2/25/12 |
| Universal Gravity-building formula, quantitative with graphing | Steve Banasiak-HF physics team | HS | Lab | 3/17/11 |
| Universal Gravitation | Sarah Stanhope | UG-Intro HS |
Lab | 1/27/11 |
| Cavendish Lab | Dan Burns | HS | Lab | 8/10/10 |
| Universal Gravitation Lab | Chris Bires | HS UG-Intro |
Lab | 1/15/13 |
| Gravity Force Lab for Physical Science | Linda Fox | HS | Lab | 12/4/09 |
| Calculer le poids d'un "grave" | Bernard Lacour | Other | Lab | 12/23/10 |
| Calculer le poids d'un "grave" | Bernard Lacour | Other | Other | 12/23/10 |
You can submit your own ideas and activities.
Translated Versions:
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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