# CoolStuff Blog

#### Demonstrating Rotational InertiaPosted on November 14th, 2018 by Collin Wassilak

Have you ever struggled to describe Rotational Inertia to your students? Even worse, have you ever struggled to understand Rotational Inertia ...

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Have you ever struggled to describe Rotational Inertia to your students? Even worse, have you ever struggled to understand Rotational Inertia ...

#### Newton’s Laws RevisitedPosted on October 1st, 2018 by Collin Wassilak

Newton’s Laws Revisited Newton’s Principia Mathematica, the book published in 1687, contains Newton’s three laws of motion.  Most people think he w...

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Newton’s Laws Revisited Newton’s Principia Mathematica, the book published in 1687, contains Newton’s three laws of motion.  Most people think he w...

#### Five Demonstrations for the First Day of Class!Posted on August 10th, 2018 by sebastian j

On the first day of school, it is a good idea to show a demonstration that gets students thinking and sets the stage for what the class is going to lo...

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On the first day of school, it is a good idea to show a demonstration that gets students thinking and sets the stage for what the class is going to lo...

#### Three Right Hand Rules of ElectromagnetismPosted on April 13th, 2018 by sebastian j

Teaching electricity and magnetism is complicated by the challenge that the magnetic forces are perpendicular to the motion of the particles ...

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Teaching electricity and magnetism is complicated by the challenge that the magnetic forces are perpendicular to the motion of the particles ...

#### The physics of a roller coaster loopPosted on March 27th, 2018 by sebastian j

Each year millions of people will visit amusement parks in order to ride some of the fastest, highest, most extreme roller coasters. These machines t...

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Each year millions of people will visit amusement parks in order to ride some of the fastest, highest, most extreme roller coasters. These machines t...

#### Demonstration of The Photoelectric Effect!Posted on February 20th, 2018 by sebastian j

In 1905 Albert Einstein had his miracle year, publishing 5 papers, including the Special Theory of Relativity, the Mathematical Description of...

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In 1905 Albert Einstein had his miracle year, publishing 5 papers, including the Special Theory of Relativity, the Mathematical Description of...

#### Reflection, Refraction, Diffraction & Interference…… That’s COOL!Posted on January 16th, 2018 by sebastian j

The Mini Ripple Tank is a great way to address the wave-energy standards and to teach about the properties of waves by showing how water waves behave.  This is in...

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The Mini Ripple Tank is a great way to address the wave-energy standards and to teach about the properties of waves by showing how water waves behave.  This is in...

#### Powering Imagination and Creativity OneCar at a TimePosted on October 19th, 2017 by sebastian j

The OneCar is Arbor Scientific’s answer to the various needs of STEM Educators. It is an open-ended creativity-driven approach to science te...

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The OneCar is Arbor Scientific’s answer to the various needs of STEM Educators. It is an open-ended creativity-driven approach to science te...

#### Lab4Physics Classroom Edition Powered by Arbor ScientificPosted on September 26th, 2017 by sebastian j

The Lab4Physics App is a helpful tool for teaching physics and physical science. It is a lab app for smartphones and tablets, and because of the familiar controls...

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The Lab4Physics App is a helpful tool for teaching physics and physical science. It is a lab app for smartphones and tablets, and because of the familiar controls...

#### Cool Stuff Demos with Violet LasersPosted on May 1st, 2017 by Buzz Putnam

If you are talking about optics in the classroom and students are learning about how light waves behave, take a look at the blue-violet laser, which pro...

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If you are talking about optics in the classroom and students are learning about how light waves behave, take a look at the blue-violet laser, which pro...

#### Air Powered Projectile in-depth look [W/Video]Posted on April 27th, 2017 by James Lincoln

The Air Powered Projectile in-depth look One of the best ways to engage your students in the study of projectile motion is with direct experiment and observa...

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The Air Powered Projectile in-depth look One of the best ways to engage your students in the study of projectile motion is with direct experiment and observa...

#### You’re Getting Warmer! [W/Video]Posted on April 27th, 2017 by Arbor Scientific

The Little Shop of Physics has developed a series of videos called Flash Science, which show some exciting experiments that can be done with everyday items to dem...

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The Little Shop of Physics has developed a series of videos called Flash Science, which show some exciting experiments that can be done with everyday items to dem...

#### Arbor Scientific’s Video Contest Winners AnnouncedPosted on March 2nd, 2017 by sebastian j

For ten weeks starting in December 2016, physics educators and their students have been uploading their short videos that capture demonstrations of physics in the...

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For ten weeks starting in December 2016, physics educators and their students have been uploading their short videos that capture demonstrations of physics in the...

#### Sound and Waves Demonstrations w/VideoPosted on January 10th, 2017 by sebastian j

The Mechanical Waves Value Pack is an important addition to the laboratory of any teacher who is passionate about the physics of waves or the physics ...

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The Mechanical Waves Value Pack is an important addition to the laboratory of any teacher who is passionate about the physics of waves or the physics ...

#### Arbor Scientific Launches Slow Motion Physics Video ContestPosted on December 8th, 2016 by sebastian j

Slow motion video capability is an exciting new feature in the latest smartphones and it hasn't taken long for cool new slow-motion videos to surface, especially ...

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Slow motion video capability is an exciting new feature in the latest smartphones and it hasn't taken long for cool new slow-motion videos to surface, especially ...

#### Measuring Forces on an Inclined PlanePosted on October 28th, 2016 by James Lincoln

The Forces on an Inclined Plane Demonstrator is a new piece of physics equipment that can help make the abstract concepts of vector components of forces a tan...

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The Forces on an Inclined Plane Demonstrator is a new piece of physics equipment that can help make the abstract concepts of vector components of forces a tan...

#### Physics of a Diamagnetic Hover Board [W/Video]Posted on September 1st, 2016 by James Lincoln

Small scale models which levitate diamagnetic materials such as this haven't existed for the classroom, until now!  It is only recently, with the creation of arti...

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Small scale models which levitate diamagnetic materials such as this haven't existed for the classroom, until now!  It is only recently, with the creation of arti...

#### Simple Model of How the Sky Changes Color at SunsetPosted on August 10th, 2016 by James Lincoln

The Sunset Egg is a fun and engaging demonstration on the science of light. The egg is made of “opalescent” glass. This refers to the way it looks different a...

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The Sunset Egg is a fun and engaging demonstration on the science of light. The egg is made of “opalescent” glass. This refers to the way it looks different a...

#### Conceptual Physics on Vimeo!Posted on April 19th, 2016 by Arbor Scientific

Now you can watch any of Paul Hewitt's Lectures from the Conceptual Physics Alive video series on Vimeo. Rent or Buy digital versions of the entire series. Check ...

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Now you can watch any of Paul Hewitt's Lectures from the Conceptual Physics Alive video series on Vimeo. Rent or Buy digital versions of the entire series. Check ...

# Labs & Activities

#### Demonstrating Rotational InertiaPosted on November 14th, 2018 by Collin Wassilak   Have you ever struggled to describe Rotational Inertia to your students? Even worse, have you ever struggled to understand Rotational Inertia ...

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Have you ever struggled to describe Rotational Inertia to your students? Even worse, have you ever struggled to understand Rotational Inertia ...

#### Measuring Forces on an Inclined PlanePosted on October 28th, 2016 by James Lincoln The Forces on an Inclined Plane Demonstrator is a new piece of physics equipment that can help make the abstract concepts of vector components of forces a tan...

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The Forces on an Inclined Plane Demonstrator is a new piece of physics equipment that can help make the abstract concepts of vector components of forces a tan...

#### Momentum – Tailgated by a DartPosted on February 10th, 2012 by Arbor Scientific In this lab, students will learn to estimate the speed of an object by applying conservation of momentum to an inelastic collision. Energy is not lost its transfe...

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In this lab, students will learn to estimate the speed of an object by applying conservation of momentum to an inelastic collision. Energy is not lost its transfe...

#### Density RodsPosted on January 1st, 2011 by Arbor Scientific The Density Rod Set consists of two rods. The aluminum rod sinks in warm water and floats in cool. This is because cool water is more dense than warm, and the...

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The Density Rod Set consists of two rods. The aluminum rod sinks in warm water and floats in cool. This is because cool water is more dense than warm, and the...

#### Quantum Lab (Inquiry)Posted on January 1st, 2011 by Arbor Scientific Indirect Measurement Lab Something that is quantized exists in multiples of a set quantity. Examples are charge [1.6 x 10-19C] or quantum energies of photons. ...

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Indirect Measurement Lab Something that is quantized exists in multiples of a set quantity. Examples are charge [1.6 x 10-19C] or quantum energies of photons. ...

#### Quantum LabPosted on January 1st, 2011 by Arbor Scientific Quantum Measurement Lab Something that is quantized exists in multiples of a set quantity. Examples are charge [1.6 x 10-19C] or quantum energies of photons. P...

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Quantum Measurement Lab Something that is quantized exists in multiples of a set quantity. Examples are charge [1.6 x 10-19C] or quantum energies of photons. P...

#### Picture of a Lab: Different Graph TypesPosted on January 1st, 2011 by Buzz Putnam Picture of a Lab – Different Graph Types Station #1 investigates the relationship between force and displacement of a stretched spring. Students will disco...

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Picture of a Lab – Different Graph Types Station #1 investigates the relationship between force and displacement of a stretched spring. Students will disco...

#### Density of a SolidPosted on January 1st, 2011 by Arbor Scientific Regular and irregular objects will be used. Students will devise a way of finding the volume of each object - calculating the volume of a cube or using water ...

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Regular and irregular objects will be used. Students will devise a way of finding the volume of each object - calculating the volume of a cube or using water ...

#### Acceleration Force and MassPosted on January 1st, 2011 by admin Students love fast moving experiments, but higher speeds often require higher technology. That can challenge the budget and students' ability to use...

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Students love fast moving experiments, but higher speeds often require higher technology. That can challenge the budget and students' ability to use...

#### Tornado in a Bottle InquiryPosted on January 1st, 2011 by admin Tornado in a Bottle Inquiry We will use funnels, soda bottles, and a toy called a Tornado Tube to explore the concepts of moment of inertia, rotational motion,...

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Tornado in a Bottle Inquiry We will use funnels, soda bottles, and a toy called a Tornado Tube to explore the concepts of moment of inertia, rotational motion,...

#### Tuning Fork InterferencePosted on January 1st, 2011 by Arbor Scientific Tuning Fork Interference Two waves, when traveling through the same medium, will superimpose upon one another, causing interference. In the case of sound, th...

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Tuning Fork Interference Two waves, when traveling through the same medium, will superimpose upon one another, causing interference. In the case of sound, th...

#### Slinky wavesPosted on January 1st, 2011 by Buzz Putnam Students investigate properties of mechanical waves using a "slinky" spring: wavelength, speed, reflection, standing waves, interference. Good for grade ...

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Students investigate properties of mechanical waves using a "slinky" spring: wavelength, speed, reflection, standing waves, interference. Good for grade ...

#### Refraction and Total Internal ReflectionPosted on January 1st, 2011 by Arbor Scientific Refraction and Total Internal ReflectionStudents will be able to observe that refraction (bending) always takes place at the interface b...

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Refraction and Total Internal ReflectionStudents will be able to observe that refraction (bending) always takes place at the interface b...

#### The Firing Squad DemoPosted on January 1st, 2011 by admin Every day we have to make choices. Sometimes these can be life changing. In the Firing Squad Demo the student you pick to be the target, will have to choose betwe...

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Every day we have to make choices. Sometimes these can be life changing. In the Firing Squad Demo the student you pick to be the target, will have to choose betwe...

#### Waves on a Helical SpringPosted on January 1st, 2011 by Arbor Scientific Waves on a Helical Spring Students investigate properties of mechanical waves using a helical spring: wavelength, speed, reflection, standing wav...

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Waves on a Helical Spring Students investigate properties of mechanical waves using a helical spring: wavelength, speed, reflection, standing wav...

#### Wave MotionPosted on January 1st, 2011 by admin It's the “wow” when kids realize the demo isn't just entertainment...“We can't drill to the center of the Earth, so how do we know about...

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It's the “wow” when kids realize the demo isn't just entertainment...“We can't drill to the center of the Earth, so how do we know about...

#### Pulleys: Fixed, Movable and SystemsPosted on January 1st, 2011 by Arbor Scientific Students construct a complex system of six pulleys and determine its ideal mechanical advantage. They then use the system to lift a weight and...

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Students construct a complex system of six pulleys and determine its ideal mechanical advantage. They then use the system to lift a weight and...

#### Range of a Horizontal ProjectilePosted on January 1st, 2011 by Arbor Scientific Students will use a photogate to measure the launch velocity of a horizontal projectile. That velocity will be used to predict the projectile’...

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Students will use a photogate to measure the launch velocity of a horizontal projectile. That velocity will be used to predict the projectile’...

#### Specific Heat InquiryPosted on January 1st, 2011 by admin Specific Heat Inquiry One characteristic or property of all solids and liquids is something called the Specific Heat, abbreviated as Cv. This quantity represen...

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Specific Heat Inquiry One characteristic or property of all solids and liquids is something called the Specific Heat, abbreviated as Cv. This quantity represen...

#### Stable Mates InquiryPosted on January 1st, 2011 by admin We might ask why Nature chooses to arrange things according to certain patterns. In this exercise, you will be messing about with some special marbles. Let’s ca...

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We might ask why Nature chooses to arrange things according to certain patterns. In this exercise, you will be messing about with some special marbles. Let’s ca...