Demonstrate Centripetal Force

How To : Demonstrate centripetal force

Teach your students about centripetal force with this science video tutorial. It will show you how to use some masking tape and a ball to demonstrate how centripetal force works. Centripetal force is a force that acts on a body moving in a circular path and that is directed t ...more

How To : Demonstrate the force of air pressure

Put a Ruler Under Pressure. Mad Scientist Jack Martin will show you how to perform this simple experiment to demonstrate the force of air pressure. Demonstrate the force of air pressure. Click through to watch this video on videojug.com

News : Dice Stacking Virtuosos

Wikipedia's definition of dice stacking: "Dice stacking is a performance art, akin to juggling or sleight-of-hand, in which the performer scoops dice off a flat surface with a dice cup and then sets the cup down while moving it in a pattern that stacks the dice into a vertica ...more

How To : Execute simple card forces

This video starts off with a neat optical illusion that he uses to demonstrate the effectiveness of force card tricks. He shows a piece of paper with "Paris in the the spring" written on it, most people's mind will skip over the second "the" and will read it, "Paris in the spr ...more

How To : Experiment the law of inertia

Newtons proposed the concept of inertia. According to him an object at rest tends to stay at test and an object in motion tends to continue in motions unless acted up on by an external force. This is the principle of inertia. The tendency of the body to continue to stay as it ...more

How To : Break into Router Gateways with Patator

Router gateways are responsible for protecting every aspect of a network's configuration. With unfettered access to these privileged configurations, an attacker on a compromised Wi-Fi network can perform a wide variety of advanced attacks. Brute-Forcing Router Logins with Pat ...more

How To : Wire up crystal focus boards for Jedi lightsabers

Watch as Novastar and Gundamaniac demonstrate detailed wiring for a crystal focus board for Star Wars Lightsabers! Making your very own Jedi Light Saber may be a daunting task if you don't know what you're doing, but this four-part video tutorial will save the day from evil fo ...more

How To : Master Newton's second law of motion with NASA

The second law of motion. Force equals mass times acceleration. F=MA. Learn the facts about Newton's second law of motion from the National Aeronautics and Space Administration, otherwise known as NASA. The United States government's most infamous agencyand the powerhouse of s ...more

How To : Build a 2/5th scale M60 tank

This instructional video series is on how to build any type of 2/5th (40%) scale, fully functional tank. The specific model demonstrated is the M60 Patton. An MBT. A destructive force. If you have any questions about your backyard tank build, please address them to "Dave's Tan ...more

How To : Fix a leaky basement wall with This Old House

In this video, This Old House General Contractor Tom Silva demonstrates how to repair a basement wall leak around a drainpipe. Steps: 1 Spread drop cloth on floor in work area. 2 Use sledgehammer and cold chisel to chip away mortar from around the drainpipe. 3 Remove any woo ...more

How To : Perform the Glimpse Second Deal card trick

An expert on card tricks demonstrates this trick. Fan out the cards on the table and ask a spectator to pick a card, and then put that card in the center. He explains that he forced that card by demonstrating to the spectator that he should pull a card out, and actually taking ...more

How To : Demonstrate Newton's law of inertia

This short video clip shows seven demonstrations of Isaac Newton’s first law of motion– the law of inertia. Newton’s law of inertia states that objects moving at constant velocity will continue moving at constant velocity, unless acted upon by an outside unbalanced force. Six ...more

How To : Create easy special effects

This week Brandon demonstrates how to perform a few special effects that can improve the visual dynamics of your videos. He explains special effects such as projector feedback loop, levitation camera trick, "use the force" trick.

How To : Perform some beginner's magic tricks

This video is a demonstration of a number of basic magic tricks: how to melt a coin through a table, the flip trick, the pass, the French drop and a number of card tricks. Techniques demonstrated include lapping, card control, card force, the move and more! Perform some beginn ...more

How To : Remove American Girl doll eyes

TrollForHire demonstrates how to remove eyes from an American Girl doll. To remove eyes from an American Girl doll, first you must remove the head from the doll body. It would also help if you prepare the head by removing the hair. Once the doll head is bald, stick your thumb ...more

How To : Get six pack abs through bench crunches

Six pack abs are possible, if you put in the time and work. This instructional video demonstrates simple exercises you can do to sculpt your abs. Rememeber, abs don't just happen over night, but stick to it. Llittle can compare with the satisfaction of looking down at your own ...more

How To : Understand resonant frequencies

In this video tutorial the instructor demonstrates resonant frequency. In this video the instructor shows the sound of resonance and how to generate it. Resonance is a forced vibration of energy into molecules of an object that makes those molecules vibrate at their resonant f ...more

How To : Fix an iPod with a "sad face" warning

In this video, harrymedan offers a do-it-yourself remedy to fix an iPod that has the "sad face" warning screen on it. As you follow along, he explains all the tools and supplies you will need to get started on this project. He demonstrates how to force the iPod into disk mode, ...more

How To : Throw a punch

Today we learn how to throw a punch. The exact punch we learn is the uppercut. We are demonstrated the punch on a punching bag. The start of a punch is always keeping your arms in close to your body. The power of your punch doesn't come from your arms but mostly from your legs ...more

How To : Calculate circular velocity & acceleration

In this video the tutors explain about the concepts of Circular Velocity and Acceleration. She explains the concepts using a real world small experiments. She shows that the equation to calculate circular velocity is v = (2 * Pi * r) / T, where r is the radius of the circle th ...more

How To : Perform a front flip

Are you into parkour? This video will show you how to do one of the many tricks that are used by athletes - the front flip. Demonstrated via stick figure drawings, you are shown how to get speed and rotate properly. This type of trick can be used with freerunning, but be sure ...more

How To : Band a baby pigeon with an ID tag

Birds don't generally wear collars, but to give a bird an identity tag, leg bands can be used. This video demonstrates the way to put leg bands on baby pigeons. This is usually done between 5-7 days of age. When pulling the back toe through, make sure not to force it if the li ...more

How To : Do Bernoulli's theorem experiment

In this series of educational videos you'll learn how to perform a science experiment using everyday household items that demonstrates Bernoulli's theorem. Expert science instructor Scott Thompson shows you how to use a plastic bottle, ping pong ball, shop vacuum and a golf ba ...more

Kinotopic : How to Make Cinemagraphs Using Your iPhone

Cinemagraphs are those incredible video-photo-mashups that isolate movement in a moving frame. Don't know what I'm talking about? Then check out these fantastic examples on If We Don't Remember Me. Creating these 'living movie stills' can be a time consuming process, as this ...more

How To : Create a Bump Key to Open Any Door

Lockpicking is a skill that takes years upon years to master. Locks come in all sorts of shapes and sizes, but have common ground in how they work. Most cylinder locks have "tumblers," which are metallic cylindrical objects that sit vertically to the actual locking mechanism. ...more

How To : Draw a tornado surrounded by flying debris

Tornados are a force of nature, and very fun to draw. This tutorial from the fine folks at Drawing Now demonstrates how to draw a tornado surrounded by flying cars and trees. Here are their step-by-step instructions: 1. First step you should do is draw 3 curve lines as the to ...more

How To : Throw a simple small flattened pottery salt holder

This video demonstrates how to throw a simple clay pot: a flattened salt holder. In order to throw this simple clay pottery piece, you will need: clay, a pottery wheel, and water. Begin by placing a small amount of clay on a wheel. While it is spinning moisten the clay. Force ...more

How To : Do water's skin or surface tension experiment

While the concepts of molecule interaction, zero force and energy states might be a little beyond an elementary school science fair's scope, the basic idea of water's capabilities and naturally prepared access to animals and insects that rely on it as a habitat is certainly wo ...more

News : The Past Two Days (News Clips), May 31

Some interesting news this week, from Obama's new political ad, to the $20,000 payments by Cardinal Dolan. Take a look: Cardinal Dolan Quiet on $20K Payments to Pedophile Priests Cardinal Timothy Dolan of the archdiocese of New York is keeping quiet today after his old dioce ...more

News : Old School Science Models

LIFE magazine has posted a gallery of bizarrely wonderful old school scientific models. Don't miss the giant fetus or massive colon (double ew). Behold, science education before computers ruled our world. A girl scout leans in to take a closer look at an enclosed model of the ...more

Important Astronomers : Galileo Galilei

I'm starting a series on the top astronomers, with probably about eleven astronomers that I will be covering overall. So, let's start out from the top, with the top most important astronomer. In my opinion, Galileo Galilei is the top astronomer. Galileo Galilei (February 15, ...more

Abstinence : The Video Game

There is an abstinence game being created by the University of Central Florida with $400k+ of taxpayer money. The game is directed at middle school girls to help them handle and cope with sexual advances. From the article: Fox News Orlando reports that the University of Cent ...more

News : Beauty and The Beast

Beauty and The Beast The Japanese word yugen connotes the sense of subtlety as it relates to beauty. According to Donn Draeger, author of many books and articles on the history of Budo, the definition of yugen includes such ideas as “suggestiveness,” “charm,” and “dynamic sti ...more

News : Scrabble's 2-Letter Words - Defined

Ok, so you've memorized the list of valid 2-letter words, but when challenged after playing one, can you smugly demonstrate your dominating intellect by spouting out the proper definition? If you're anything like me, chances are you'll find yourself babbling something defensi ...more

How To : Gleek or lizard spit

Little boy demonstrate simple steps on how to gleek in three easy steps. As viewed on the video, the boy mention the use of a yellow string to help in his demonstration- First is to touch the tip of the tongue at the bottom of the mouth where the yellow string is placed- Touch ...more

How To : Do a lateral raise with a theraband

This video demonstrates how to do a lateral raise with a theraband. This exercise primarily works the shoulders and secondarily the trapezius. You must resist the therabands force and always use slow controlled movements. Do a lateral raise with a theraband. Click through to w ...more

How To : Experiment with circular motion

This video shows various experiments with circular motion. In Dr. Carlson's Science theater he uses water, a lit candle, and a piece of paper to show the ways that circular motion causes gravitational pull. The water in a glass doesn't spill as it is spun around 360 degrees in ...more

How To : Make Mentos bottle rockets

This entertaining video demonstrates how to make a bottle rocket using tape, paper napkins, Mentos, and Diet Coke or Coke Zero. Try at your own risk! Make a pouch with the paper napkin. Put the Mentos in the pouch and roll the napkin with the Mentos into a tube shape. Open the ...more

How To : Install an electric garage door

In this online video series learn how to install electric garage doors from licensed engineer and licensed home inspector Drew Finn as he demonstrates electrical garage door installation including: mounting the door bracket, attaching the rail to the head, installing the drive ...more

News : MLB Robot

University of Tokyo and MIT join forces to create a high speed, three fingered, robot pitcher. From Pink Tentacle: "To demonstrate the latest advances in high-speed industrial robot technology, researchers at the University of Tokyo have pitted a baseball-pitching robotic arm ...more

How To : 10 Ways to Open a Beer Without a Bottle Opener

As exciting as it can be to crack open a beer, there's nothing fun about wandering around a party and asking other partygoers for a bottle opener. Don't worry, we've got you covered: here are 10 crazy ways to get to drinking while impressing your friends with your ingenuity. ...more

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