Physics Aviary
Physics Aviary: Practice Problems: Forces on Incline Problem Simple
Students must find out the force needed to hold an object stationary on an incline when there is no friction present on the incline.
Boston University
Boston University: Inclined Plane
In this problem, a box is released from rest at the top of a 30-degree ramp. The box slides down the ramp, dropping a vertical distance of 1.5 m to the floor. How long does it take to reach the floor? Neglect friction. Includes...
Libre Text
Libre Texts: Physics: Viscosity
Viscosity is the thickness of matter based on internal friction. This resource provides extensive detail to viscosity in solids, fluids, and gases. Find examples and formulas.
Texas Education Agency
Texas Gateway: Chapter 7: What Causes Changes in Unemployment Over the Long Run
By the end of this section, you will be able to do the following: Explain frictional and structural unemployment; Assess relationships between the natural rate of employment and potential real Gross Domestic Product (GDP), productivity,...
Khan Academy
Khan Academy: Lesson Summary: Unemployment
For this lesson summary review and remind yourself of the key terms and calculations used in measuring unemployment, the labor force, the unemployment rate, the labor force participation rate, and the natural rate of unemployment. Topics...
Georgia Department of Education
Ga Virtual Learning: Ap Physics 1: Applications of Newton's Laws of Motion
Students apply Newton's laws to more diverse physical settings where multiple forces from varying origins interact. To aid in condensing the physical setting into mathematical expressions, the free body diagram is used in this module...
Exploratorium
Exploratorium: Skateboard Science
This site is on the science and art of skateboard design, including equipment, tricks, glossary of terms, and a live webcast of a skateboard performance.
Massachusetts Institute of Technology
Mit: Open Course Ware: Courses: Physics: Classical Mechanics
College-level online course highlighting the study of classical mechanics. This course focuses on Newtonian mechanics, fluid mechanics, and kinetic gas theory. Course features include a 35 video lecture series by Walter Lewin. Also link...
PBS
Pbs Learning Media: Acids and Bases: Making a Film Canister Rocket
ZOOM cast members mix different amounts of baking soda and vinegar to see which combination produces the most carbon dioxide for launching a film-canister rocket. [3:23]
University of Colorado
University of Colorado: Ph Et Interactive Simulations: Torque
Experiment how torque causes an object to rotate. This interactive simulation shows how angular acceleration, moment of inertia, angular momentum, and torque relate to one another.
![Pbs Kids: Design Squad Challenge: Zip Line (Pdf) [Pdf] Handout](https://content.lessonplanet.com/knovation/original/39866-927feeccfc7c3573f3d60b7b1314a95d.jpg?1661182395 "Pbs Kids: Design Squad Challenge: Zip Line (Pdf) [Pdf] Handout")
PBS
Pbs Kids: Design Squad Challenge: Zip Line (Pdf) [Pdf]
Hands-on challenge to design and build a ping-pong ball carrier that can go from the top of a zip line string to the bottom in four seconds or less. Provides full list of materials with ideas on how to design, build, test, and redesign...
Science Buddies
Science Buddies: Rubbing Up Against Static Electricity
A tried and true balloon activity is to rub a balloon on your head to make your hair stand up. Learn how the rubbing builds up static electricity using this experiment to see if the number of rubs makes a difference.
Science Buddies
Science Buddies: The Swimming Secrets of Duck Feet
By comparing the feet of different water birds you can discover how they propel the birds through the water. This Science Buddies project show you how to modify swim fins to simulate ducks' feet, greebes' feet, and the feet of...
Science Buddies
Science Buddies: Project Ideas: Whirl Y Bird vs. Whale Y Bird
Improve the design of a very simple aircraft, the whirlybird, and learn about hydrodynamics and biomimicry in this science experiment. The Science Buddies project ideas are set up consistently beginning with an abstract, objective, and...
Science Buddies
Science Buddies: What a Drag!
What makes some objects more streamlined than others? Find out which ordinary objects around your house are made to move smoothly through the water in this easy experiment. Which objects will produce the most drag when pulled through the...
Science Buddies
Science Buddies: You Nailed It! Hammering Force for Different Types of Wood
This Science Buddies project explains how to build a mechanism that will reproducibly swing a hammer so you can determine the amount of force needed to hammer a nail through various densities of wood. The Science Buddies project ideas...
Science Education Resource Center at Carleton College
Serc: Parachutes and Air Resistance
By using different materials students construct a parachute to show how air resistance slows down its fall in this lesson.
Other
City Journal: Let's Break Up the Big Cities
This lengthy article offers many examples in its claim that smaller municipalities do a better job of governing and providing services than huge megacities.
University of Colorado
University of Colorado: Ph Et Interactive Simulations: Energy Skate Park
Build tracks, ramps and jumps in a skate park to learn about energy.
University of Colorado
University of Colorado: Ph Et Interactive Simulations: Forces and Motion: Basics
See how forces affect various items that are pushed or pulled.
Georgia Department of Education
Ga Virtual Learning: Forces
Students learn about various forces and how they relate to everyday life in this interactive learning module.
TeachEngineering
Teach Engineering: Mint Mobiles
Students design, build and test model race cars made from simple materials (lifesaver-shaped candies, plastic drinking straws, Popsicle sticks, index cards, tape) as a way to explore independent, dependent and control variables. They...
TeachEngineering
Teach Engineering: Watch It Slide!
Students use inclined planes as they recreate the difficult task of raising a monolith of rock to build a pyramid. They compare the push and pull of different-sized blocks up an inclined plane, determine the angle of inclination, and...
TeachEngineering
Teach Engineering: Measuring Pressure
Students learn first-hand the relationship between force, area and pressure. They use a force sensor built from a LEGO MINDSTORMS NXT kit to measure the force required to break through a paper napkin. An interchangeable top at the end of...
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