NASA
Touchdown
Individuals design and build a set of shock absorbers to protect their astronauts when they land. Using a limited amount of supplies, pupils build a system that will keep two large marshmallows from flying out of a cup when it lands...
CPO Science
Potential and Kinetic Energy
Here's a resource ideal for independent learners who need extra reinforcement or would like to work ahead. These textbook chapters and practice problems cover many basic physics concepts, starting with potential and kinetic energy and...
It's About Time
Run and Jump
Has your class wondered how fast a human could run or how high they are capable of jumping? Help them understand these concepts as they explore acceleration and use an accelerometer to make semiquantitative measurements of acceleration...
NASA
On Target
NASA's LCROSS mission is dropping a probe into a lunar crater. Groups design a system to travel down a zip line and drop a marble onto a target in the classroom. The groups then modify their designs based upon testing.
Science Struck
Science Struck: What Is Gravity and How Does It Work
A very detailed look at gravitational force and the many theories that have been put forward to try to explain it. Includes lots of illustrations.
Houghton Mifflin Harcourt
Harcourt: Biographies: Isaac Newton
A brief biography on scientist Isaac Newton, highlighting his discoveries and the book he published in 1687, "Principia", which was on his theories of gravity and laws of motion.
Khan Academy
Khan Academy: Isaac Newton
A biography of the scientist that developed the theory of gravity and founded the three basic laws of motion, Isaac Newton.
University of St. Andrews (UK)
University of St. Andrews: Isaac Newton (1643 1727)
This life of Isaac Newton' traces his life from birth through childhood to his rise as a renown scientist and mathematician.
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.
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.
Science Struck
Science Struck: A Comprehensive List of All the Physics Formulas
Provides a long list of physics formulas for easy reference.
Physics Classroom
The Physics Classroom: Satellite Motion
An animation depicting the path of projectiles launched at various launch speeds from the fictional Newton's Mountain. Accompanying text discusses satellite motion and the requirements of orbital motion. Links to further information is...
Upper Canada District School Board
Tom Stretton's Chemistry Pages: Universal Gravitation
Deepen your understanding about the Law of Universal Gravitation. Find out how the many scientists throughout history contributed to one of the most widely known scientific theories.
Wikimedia
Wikipedia: Centripetal Force
Wikipedia's site on centripetal force provides a section explaining the difference between centripetal force and centrifugal force. Includes formulas and hyperlinked terms.