Exploratorium
Exploratorium: Your Weight on Other Worlds
From the Exploratorium Museum. Includes an interactive feature in which a visitor enters their weight on earth and has their weight on other planets computed and displayed. Discusses the distinction between mass and weight and describes...
Open Curriculum
Open Curriculum: Gravity
This article helps students understand and apply the concept of gravity and Newton's Laws.
Khan Academy
Khan Academy: Modeling Gravity and Friction
Application of Newton's Law of force and gravity to computer graphic programming.
CK-12 Foundation
Ck 12: Physics: Gravitation Study Guide
This study guide on gravitation covers some key vocabulary, Kepler's Laws of Planetary Motion, and orbiting bodies or satellites. Includes important equations. It is available for download with free registration.
Khan Academy
Khan Academy: What Is Newton's Third Law?
This article offers a description and real-life examples of Newton's Third Law. Practice questions are included to test your knowledge!
Exploratorium
Exploratorium: Science Snacks: Physics/mechanics (Force and Motion)
A collection of mechanics activities. Many pertain to Newton's laws of motion. Step-by-step directions provided with illustrations. Great for teacher demos or student projects.
TED Talks
Ted: Ted Ed: Describing the Invisible Properties of Gas
This video explores how scientists use principles such as gravity to describe and study the properties of gases. [3:27] Followed by a short quiz and a list of additional resources to explore.
CK-12 Foundation
Ck 12: Plix: Gravity in the Solar System
[Free Registration/Login Required] Test your knowledge of Newton's Law of Universal Gravitation with an animation and a short quiz.
Science Education Resource Center at Carleton College
Serc: Using Microsoft Excel to Explore Gravity Forces and Accelerations
Students will learn about the force of gravity and the factors that affect it, and use and analyze the universal gravitation equation using Excel spreadsheets.
Physics Classroom
The Physics Classroom: Circular and Satellite Motion: The Inverse Square Law
Through illustrated examples and interactive practice, students explore Newton's ability to relate the cause for heavenly motion (the orbit of the moon about the earth) to the cause for Earthly motion (the falling of an apple to the...
Soft Schools
Soft Schools: Physics Quizzes: Universal Gravitation
Assess your understanding of Newton's Universal Law of Gravitation with this interactive multiple choice quiz. Immediate feedback is provided.
TeachEngineering
Teach Engineering: Rocket Me Into Space
One of the exciting challenges for engineers is the idea of exploration. This lesson looks more closely at Spaceman Rohan, Spacewoman Tess, their daughter Maya, and their challenges with getting to space, setting up satellites, and...
Texas Education Agency
Texas Gateway: 4.5 Normal, Tension, and Other Examples of Force
By the end of this section, you will be able to define normal and tension forces, apply Newton's laws of motion to solve problems involving a variety of forces, and use trigonometric identities to resolve weight into components.
Other
Live strong.com: The Physics of Throwing a Football
Discussions on the subject of throwing a football are as common as chalk lines on a football field. Coaches and players talk about the proper grip, footwork and throwing motion, but few discussions mention the physics involved. Prolific...
Learn AP Physics
Learn Ap Physics: Physics B: Gravitation
A site dedicated to help students prepare for the AP Physics B test. This specific site reviews gravitation including Newton's Law of Gravity, orbits of planets and satellites, and Kepler's three laws. Site contains links to video...
Physics Classroom
The Physics Classroom: Newton's Laws: Elevator Ride Interactive
Have you ever felt that queasy feeling in a moving elevator? Explore the physics behind the sensations of weightlessness and weightiness. Teacher notes and a downloadable handout are also provided.
Yale University
Open Yale Courses: Physics 200: Fundamentals of Physics: Kepler's Laws
This lecture explains Kepler's Three Laws of motion. Application of these laws are made to planetary movements around the sun. The lecture is available in multiple formats (audio, video, written transcript). Practice problems are also...
Science4Fun
Science4 Fun: Gravity
Peruse this resource to learn about gravity, its importance, the Universal Law of Gravitation, the difference between mass and weight, and more fun facts.
University of Colorado
University of Colorado: Ph Et Interactive Simulations: Masses and Springs
Use this interactive, animated lab to explore conservation of mechanical energy.
Read Works
Read Works: The Science of Fun!
[Free Registration/Login Required] An informational text about the science behind circus acts. A question sheet is available to help students build skills in reading comprehension.
Story Behind the Science
Story Behind the Science: Pendulum Motion, Time, and Shape of Earth [Pdf]
Article outlining the scientific history behind the evolution of theories about measuring time based on the movement of a pendulum, and about how gravity would impact a pendulum's movement depending on one's proximity to the Earth's...
Khan Academy
Khan Academy: Start: How Do Computers Simulate the Motion of Virtual Particles?
In this lesson we'll explore how we use fairly simple physics to draw particles which move according to the forces we feel in the real world (such as wind & gravity).
Cornell University
Cornell University: Astronomy: Orbital Motion and Kepler's Laws
At this site from the Astronomy Department of Cornell University, Kepler's three laws of planetary motion are stated. There are brief explanations of each, along with links to additional information on related subjects.
NASA
Nasa: Kepler's Third Law
This site from NASA states Kepler's third law of motion and extends it to develop an equation for the velocity of an orbiting planet.
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