College Board
2006 AP® Human Geography Free-Response Questions
People aren't the only things moving—businesses do, too. Scholars examine what causes human migration and its effects as well as what factors go into a business's decision to relocate. They analyze the complex dynamics in human...
Curated OER
Which Falls Faster?
Second graders study force and what it does. In this motion lesson students complete a demonstration on force and gravity and share their ideas.
Curated OER
Zome System
Get hundreds of interactive activity plans using the Zome Modeling System. Among dozens of lessons, a first exposure to similar triangles can be very visual for the learner. Here, young geometers explore the number of different shapes...
Curated OER
Circular Motion
Twelfth graders discuss centrifugal force, frictional force, and critical speed as it relates to the popular amusement park ride, the Gravitron.
Curated OER
Finding Mass in the Cosmos
In this finding mass in the cosmos worksheet, students use the equations for the force of gravity, the centrifugal force pushing a planet outwards and the speed of a planet to solve 2 problems. They find the mass of primary bodies given...
Curated OER
Spin Art
The best part about spin art is that is demonstrates the concept of centrifugal force. Explore the magical spin of gravity as you make colorful art. This lesson idea is short, very simple, and requires a spin art machine.
Curated OER
Centrifugal Force and Mandy Sue Day
Fourth graders explore the story Mandy Sue Day and investigate centrifugal force. They demonstrate the concept of centrifugal force, use analytical thinking and they conduct an experiment using centrifugal force. Students discuss the...
Curated OER
It's All in the Wrist
Students conduct experiments with balloons, pennies, marbles and cups to help them understand the concept of centrifugal force or Newton's Law of Motion.
PBS
Pbs Learning Media: Centripetal Force: Pulling Cs and Gs
In this interactive activity from NOVA, discover how centripetal force can affect you when riding in a car or flying at high speeds in a fighter jet.
Oklahoma Mesonet
University of Oklahoma: High and Low Pressure
This University of Oklahoma meteorology tutorial explores both high and low pressure systems--how they form and the different forms they take.
OpenStax
Open Stax: Fictitious Forces and Non Inertial Frames: The Coriolis Force
In the following interactive students will begin to discuss the inertial frame of reference and the non-inertial frame of reference. They will also describe the effects of the Coriolis force.
Other
University of Virginia: How Things Work
A site maintained by A. Bloomfield, the author of "How Things Work: The Physics of Everyday Life." You can read old questions or ask Bloomfield your own. Great explanations of everyday physics.
PBS
Pbs Learning Media: Centripetal Force: Roller Coaster Loops
This video segment explains centripetal force and illustrates how roller coasters rely on it to give you a thrilling ride. Includes background reading material and discussion questions. [4:40]
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.
Exploratorium
Exploratorium: Science Snacks: Spinning Blackboard
Explore the effects of drawing in a straight line within a rotating frame of reference. This activity requires a turntable. If this is unavailable, a cake turntable with a glued-on center post might work as well.
Other
Game Dev: There Is No Such Thing as Centrifugal Force
This resource provides an exceptional explanation of centripetal force. Explains why the common misconception of a centrifugal force is incorrect.
Texas Education Agency
Texas Gateway: Ap Physics: Uniform Circular Motion and Gravitation: Glossary
This is a glossary of terms and definitions used in Chapter 6: Uniform Circular Motion and Gravitation from the AP Physics online text.
MadSci Network
Mad Scientist: Why High Tide Away From the Moon or Sun?
An excellent and thorough answer to the often asked question about high tide "bulges" on the side of Earth facing away from the Moon or Sun.
Wolfram Research
Wolfram Science World: Huygens, Christiaan
This ScienceWorld site provides a short biographical sketch of Christiaan Huygens and describes his most notable scientific discoveries and contributions. Links are provided throughout for additional information as well.