Centre Economic Search Results

How To: Burn mercury thiocyanide, "the rock from Mars"

Students show how mercury thiocyanide or "rock from mars" burns. First and foremost, make sure you are outdoors and with a considerably large space. Spread a non-flammable material over the space you decide to work on and place a small fragment of the mercury thiocyanide in the center. Keeping a respectable distance from the "rock" touch the "rock" with a lighted match. Watch as a substance oozes out from the rock. Make sure that the process has ended or that no movement can be seen from the ...

How To: Hold your part with pliers

This is an instructional video featuring Doug Prime, founder of the Future Engineers Center at the University of Massachusetts Lowell. This is a craft or hobby video that shows the technique of using pliers as a tool to stabilize a part or project while you work on it.

How To: Cut with a utility knife safely

This is an instructional video featuring Doug Prime, founder of the Future Engineers Center at the University of Massachusetts Lowell. A utility or razor blade knife is good to cut soft and thin material like cardboard or styrofoam. Cover work surface with scrap. Stand when cutting to be safe. Don't cut like an exacto knife. Be gentle and don't go through the first time.

How To: Add and subtract complex numbers

Need a little help with your math homework? No problem, the Math Centre offers students video tutorials that will provide as a reference guide for self-study. Students get self-study resources targeted to the needs of individual courses, and teachers gain generic mathematics support and study materials for use with students.

How To: Find real and imaginary parts of a complex number

Need a little help with your math homework? No problem, the Math Centre offers students video tutorials that will provide as a reference guide for self-study. Students get self-study resources targeted to the needs of individual courses, and teachers gain generic mathematics support and study materials for use with students.

How To: Divide complex numbers

Need a little help with your math homework? No problem, the Math Centre offers students video tutorials that will provide as a reference guide for self-study. Students get self-study resources targeted to the needs of individual courses, and teachers gain generic mathematics support and study materials for use with students.

How To: Use imaginary numbers and quadratic equations

Need a little help with your math homework? No problem, the Math Centre offers students video tutorials that will provide as a reference guide for self-study. Students get self-study resources targeted to the needs of individual courses, and teachers gain generic mathematics support and study materials for use with students.

How To: Write the square root of a negative complex number

Need a little help with your math homework? No problem, the Math Centre offers students video tutorials that will provide as a reference guide for self-study. Students get self-study resources targeted to the needs of individual courses, and teachers gain generic mathematics support and study materials for use with students.

How To: Multiply complex numbers

Need a little help with your math homework? No problem, the Math Centre offers students video tutorials that will provide as a reference guide for self-study. Students get self-study resources targeted to the needs of individual courses, and teachers gain generic mathematics support and study materials for use with students.

How To: Represent complex numbers with the Argand Diagram

Need a little help with your math homework? No problem, the Math Centre offers students video tutorials that will provide as a reference guide for self-study. Students get self-study resources targeted to the needs of individual courses, and teachers gain generic mathematics support and study materials for use with students.

How To: Find the complex conjugate of a complex number

Need a little help with your math homework? No problem, the Math Centre offers students video tutorials that will provide as a reference guide for self-study. Students get self-study resources targeted to the needs of individual courses, and teachers gain generic mathematics support and study materials for use with students.

How To: Calculate the modulus and argument of a complex number

Need a little help with your math homework? No problem, the Math Centre offers students video tutorials that will provide as a reference guide for self-study. Students get self-study resources targeted to the needs of individual courses, and teachers gain generic mathematics support and study materials for use with students.

How To: Find the polar form of a complex number

Need a little help with your math homework? No problem, the Math Centre offers students video tutorials that will provide as a reference guide for self-study. Students get self-study resources targeted to the needs of individual courses, and teachers gain generic mathematics support and study materials for use with students.

How To: Solve the 4x4 Rubik's Cube Revenge in seven steps

Solving the Rubik's Revenge Cube is similar in concept to solving the original Rubik's Cube. You still match colors and replace one piece with another, but there is an added level of complexity. Where the classic Rubik's Cube has fixed centers that determine the color of each face, every piece on the Rubik's Revenge Cube is fully moveable. It is also much more fragile than the original Rubiks Cube therefore requires greater care and precision. If you want to more... just watch and learn.

How To: Use Rubik's Cube notation and terminology

Since its invention in 1974, the Rubik's Cube has become a favorite pastime among geeks, puzzle lovers, and other similarly unique individuals. It is currently available in four basic flavors; Rubik's Mini, Rubik's Cube, Rubiks Revenge, and Professor's Cube. This video tutorial will cover the basic terminology and notation used in solutions for each.

How To: Quilt a 45 degree angle

Watch this short quilting video to cut a 45 degree angle precisely. When sewing quilts with large triangle patterns, cutting your fabrics precisely can be vital to the geometric vitality of your quilt. Follow these instructions to keep your colonial quilt from drifting off center.

How To: Bake a molten lava chocolate cake

Chocolate cake with a soft molten center is a decadent treat that's sure to please when you are entertaining guests. And this chocolate cake recipe couldn't be easier. Made in ramekins, these little cakes are perfect with a side of fruit or a scoop of ice cream. In this how to video, Rita show you how to make the perfect chocolate molten lava cake.

How To: Practice three Pilates spine twist supine exercises

In this Pilates how-to video Diane Preusch, co-owner of Pilates Center of Bend in Bend, demonstrates Spine Twist Supine, a great warm up exercise that stretches your back while strengthening your abs. She will show you an beginners, intermediate, and advanced level version of the spine twist supine exercise. Watch and practice these pilates exercises at home.

How To: Warm up for pilates with a pelvic curl exercise

In this how to video Diane Preusch, co-owner of Pilates Center of Bend, demonstrates the pelvic curl, one of the most fundamental pilates exercises. The pelvic curl is great for starting a pilates routine. It engages the lower abdominal muscles as well as the back. Watch and learn how to do the pelvic curl exercise for pilates.

How To: Appreciate sculpture

LX.TV host Lowell Pettit offers advice on the proper techniques to engage, understand, and appreciate sculpture at the Sculpture Center. Learn how to get more out of the next trip to a museum or fine art gallery by watching this video art appreciation tutorial.

How To: Practice walking meditation for Buddhism

Watch this instructional video in basic Buddhist Vipassana (Insight) Meditation. In this how-to video there is an explanation of the four foundations of mindfulness and a guided walking meditation based on creating a clear thought centred on the present reality. Learn all about how to practice walking meditation.

How To: Cook a hamburger properly

The U.S. Centers for Disease Control estimates that 73,000 people contract E. coli O157:H7 each year. The primary source of these illnesses is ground beef that has been improperly handled and cooked. Watch this video to learn how you can avoid the spread of this bacteria.

How To: Play tom-tom beats

This video lesson covers five fun drum beats that are played on the toms. Unlike most drum beats that are centered around the hi-hats or ride-cymbal, these grooves are built around tom-tom patterns. They aren't too difficult to play, and work well in a wide range of playing styles.

How To: Do a toothpick

After you can do a nosepick, you can try a toothpick. You want your weight centered and you should use your front breaks for a toothpick. They help stabilize you.

How To: Make chicken teriyaki yakisoba

Learn how to cook Yakisoba noodles and teriyaki chicken outdoors on a flattop grill. This grill works the same way a wok does: cooking in the center and warming or resting food on the edges. I'm guessing more of you have a wok than this specialized grill.

How To: 60 iOS Features Apple Stole from Jailbreakers

Overall, iOS is more impressive than ever with its stability enhancements, security tools, suite of apps and services, and intuitive user interface. With each passing update, things just get better and better for iPhone users. But don't think for a second that this is all because of Apple's genius — many of these features were at least partly inspired by tweaks made by the jailbreak community.