Measure Speed

How To : Measure speed of light with cosmic chocolate

Explore the universe in your microwave. Measure the speed of light with chocolate. The wavelength of light creates hot spots in the microwave that you can measure to show the speed of light. Chocolate has never been so useful.

How To : Measure the speed of light in chocolate

This tray of chocolate has been cooked in the microwave. Robert Kramf measures the distance between the hot spots that appeared on the surface of the chocolate to find the half distance between the wavelengths the microwave emits. This can be extrapolated by millions to find a ...more

How To : Measure the speed of light with a chocolate bar

All waves in the electromagnetic spectrum (light, x-rays, radio waves, microwaves, etc.) travel at the speed of light c=299,792,458 m/s. For any wave, the wavelength times the frequency yields the speed: ?? = c Microwave ovens operate by creating a standing wave inside of th ...more

How To : Build your own bird house

Give a bird a home with help from this handyman tutorial! Learn step-by-step how to build a professional looking Bluebird nesting box bird house. To build this nesting box you will need the following tools & materials: rough cedar or pine, a tape measure, pencil, speed square, ...more

News : Roller Racer Wipeout

Remember the old Roller Racer? Well, bring it back Jackass style. Find a long, straight, steep outdoors stair case that has a lot of flat space at the bottom. A very long wood board will have to be measured by a wood wholesaler to fit the stair case from top to bottom.The ride ...more

How To : Check your internet speed and avoid spam traps

To test how fast your internet speed is an intermediate level skill. Start by picking an internet speed test. You can use Google or another search engine to find one. A service that is recommended in the video is DSLreports. This site does not require you to know a lot of info ...more

How To : Make Red, White, & Blue Red Velvet Cupcakes

Fourth of July is near, which means we'll soon be seeing an influx of red, white, and blue flags, banner, and of course patriotic sweets for those who indulge in the foodie side of the holiday. Bake your own red, white, and blue treats by watching this Fourth of July-themed e ...more

How To : Understand exposure when filming

This is The Substream's "The Film Lab" series on cinematography basics. This is an intro into the basics of exposure. What is the difference between exposure and shutter anyway? Mike pompously expounds on the basics of lenses and exposure. Light, a dude, a lens, a camera and ...more

News : So You Just Bought Your First DSLR. Now What?

Moving up from a point and shoot to a digital single lens reflex camera is a big step. And actually, a DSLR can be a better buy than a new point and shoot, many of which rival the prices of entry level or used DSLRs. Keep in mind when you buy a new body, the lenses are the mos ...more

How To : Calculate friction in a body without acceleration

This video shows the viewer how to calculate friction in a body that it is not accelerating. The simple answer is that the force of friction will be equal to the force needed to maintain the constant speed. This means that is you pull a wooden block along a carpet at a constan ...more

How To : Beat v2.5 of the anti piracy measures on Xbox games

This tutorial shows you how to stealth by the anti-piracy measures on Xbox games. This tutorial applies to very new games, like Fable 3, Assassin's Creed 2: Brotherhood or Need for Speed: Hot Pursuit. Watch carefully, and make sure you don't omit any steps!

How To : Use a rafter-angle square

This video teaches you how to use the rafter-angle square - also known as a speed square - measuring tool for measuring and drawing angles. Use a rafter-angle square. Click through to watch this video on iskills.com

How To : Understand velocity, acceleration, and free fall

In this video the author explains the various concepts like speed, velocity, free fall speed etc., Speed tells you how fast you are going, i.e. it is distance divided by time taken to travel it. Velocity is nothing but speed along with direction. Now she tells that acceleratio ...more

How To : Oscar Nom Review - HOW TO TRAIN YOUR DRAGON

The right combination of an appropriately awkward protagonist, a clever script with , and truly remarkable animation (including 3-d flying scenes that trump anything in ), made this flick a blast from start to finish. When he finds the fallen dragon, injured and helpless in t ...more

How To : Make a crusty and crispy French bread

With a stand mixer, making bread has never been easier. So, if in the past, you've shied away from making bread because of its complicated process, you don't need to worry anymore, especially with this crusty French bread. But don't be fooled by the crisply baked (but deliciou ...more

How To : Use a light meter for your photo camera

This cinematography tutorial video provides the basics of working with a photographic light meter as well as how to read the meter. A light and flash meter is nothing expensive. All you need is something that will measure the light and your flash. Most light meters are relativ ...more

How To : Measure your body fat

One of the easiest ways to measure body fat is by using hydrostatic weighing. It is based on Archimedes' principle, the law of buoyancy. It works by calculating body fat from measuring the amount of displaced water after a person has been immersed under water. Since muscle is ...more

How To : Bake heart healthy chewy cinnamon oat cookies

Here is a recipe for heart healthy chewy cinnamon oatmeal cookies made with canola oil. This cookie recipe is a great way to incorporate healthy fats into your family's diet. Watch this cooking how to video to learn how to make these chewy oat and cinnamon cookies. Cookie Ing ...more

How To : Recover a Windows Password with Ophcrack

When Windows stores a password, it is done so by hashing the password in an LM hash and putting it in the Windows SAM file. In the scary moment that you lose your password, but don't want to pay some geek to have full root access to your computer, you need to recover it using ...more

How To : Drive on the beach (and not get stuck)

Everyone loves the beach, but some like driving, too. The best thing is to only drive on the sands where it's legal. And you may need a permit to do beach driving. But driving on the beach is a hoot. Getting stuck in the sand – not so much. Keep moving forward with these tips. ...more

News : 10 Unconventional Hangover Cures

For most Americans, the bane of the hangover is typically remedied by lots of water, painkillers, greasy food, and a day wasted on the couch. But if you're tired of potato chips and fried eggs, perhaps it's time you enter unfamiliar territory. Below, a combination of unorthodo ...more

News : 13 I-do-mean Hellacious Potato Gun how-to Articles

Here are the13 best articles on How to Build a Potato Gun. http://www.scribd.com/doc/15796837/To-Make-A-Spudgun-An-instructionally-informative-document-by-Enoctis Here was my process:  I chose among combustion based guns.  No pneumatics.  As a curator of the video site, Won ...more

How To : Build Your Own Strawberry Tower

This article details the step-by-step instructions on how you can make a strawberry tower that can be used for your hydroponics/aquaponics system. The water dripping through the system contains the nutrients, so soil is not used. The growing media is expanded shale, but you co ...more

How To : Make a Sonobe Jasmine Dodecahedron

Math Craft admin Cory Poole posted instructions on How to Make a Cube, Octahedron & Icosahedron from Sonobe Units, plus some great complex models in his article, How to Make a Truncated Icosahedron, Pentakis Dodecahedron & More. These models use the standard sonobe unit and a ...more

News : How-To-Maintain your PC

INTRODUCTION The everyday PC user doesn't think much about its PC and problems that can cause critical damage to their data or other stuffs stored on Hard drive and other electronic parts until the problem actually occurs. Once a failure happens, the repairs can be costly and ...more

How To : Improve Your Vertical Jump

The vertical jump is an important part of many sports, including basketball, volleyball, track & field, football, and many more. For this reason, it is important to learn how to improve vertical jump as it will provide several advantages in the different sports. Determine you ...more

Gravity in Minecraft : Players, Items, and TNT

Introduction So, today and yesterday I was playing with TNT (as we all do at one point or another) and was curious about a few things. From this curiosity, I went onto discover some of the science behind some things you may or may not have known. While I was conducting this ...more

How To : Make Blueberry Cheesecake

Cheesecake is pretty awesome. It's super versatile, allowing you to change crust bases and toppings quite dramatically and still end up with something that's elegant and delicious. Which is why it's a great dish to add to your dessert repertoire! There are a number of approach ...more

How To : make curtains open with a measuring tape

This video is very clever, if a bit Rube Goldberg. It is the kind of thing that would be entirely charming if executed by an 8 year old boy. That said, not too many wives would choose the measuring tape over a mechanical or an electric draw string. Very Tim Allen. The idea ...more

Today's Top News : GM Plays It Safe with Cadillac Autopilot

General Motors (GM) seems to have gone to great lengths to avoid lawsuits as it launches its first hands-off driving system in its soon-to-be-launched Cadillac CT6. As GM makes the Cadillac CT6 available to a limited number of reviewers ahead of its launch this fall, early te ...more

How To : Make Your Own Non-Toxic Sunscreen at Home

Getting sunburned sucks, and according to the Environmental Working Group's 2012 survey of over 800 sunscreen brands, 75% of them contained potentially harmful ingredients linked to hormone disruption and even cell damage that may lead you to skin cancer. Yikes. Other than be ...more

Today's Tidbit : Einstein's Theory of Special Relativity

Imagine two stakes in your backyard. Now draw an east-west, north-south coordinate system on your lawn. Measure the east-west distance between the stakes and also the north-south distance. Take the square root of the sum of the squares of the two measurements and, voilà, you e ...more

News : Who the Heck Is NOT Using Nvidia?

Nvidia has emerged as the indisputable leader in chips for Level 3 and even more advanced driverless applications, catching some of the world's largest semiconductor makers and automotive suppliers by surprise. After the car industry figured out that AI-piloted vehicles were ...more

Prev Page
  • Hot
  • Latest