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Hobbies & Science : Society & Culture & Entertainment
Instructions For Cricut Vinyl Clock
Making a vinyl wall clock using your Cricut machine is a creative decorating idea that allows you to add personality and expression to your home or office. While you can certainly buy a wall clock, making your own will allow you to create a one-of-a-kind piece of art. And it's affordable. No more pa
Measuring Techniques for Velocity
An object changes its velocity in response to the forces acting on it. A good measurement of velocity can serve to probe unknown forces, gravitational or electromagnetic or of any other origin. Because velocity is such a useful probe, there are many methods of measuring it, ranging from the simple t
The History of Gears & Simple Machines
Archimedes and other Greek scientist-philosophers may have defined what we think of as simple machines, but most of those machines had already been around for millennia. The gear itself isn't actually one of the six simple machines, it's actually a combination of several. From the simple inclined pl
Make Your Own 3D Glasses
When it's late at night and raining outside, it would be a huge disappointment to discover that the 3-D DVD you borrowed at your local movie rental was not supplied with the 3-D glasses that normally come with it. Fortunately, there is a way to make your own 3-D glasses with little effort.
How to Calculate Engine Heat Loads
Internal combustion engines generate and transfer heat through convective (heat transfer through fluids) and conductive (through solids) mechanisms. The precise calculation of heat transfer from an engine is difficult because of the complexity of engine geometry and varying air and fuel flows. Hea
How to Convert Frequencies to Periods
Find an AM/FM radio, and flip it on. The music or voices you hear reach the radio by traveling through the air in the form of electromagnetic waves. These waves, just like ocean waves, have high points, or crests, and low points, or troughs. You can find the wavelength of any wave by measuring the d
How to Make Dovetail Joints With a Router
Joints in wood connect pieces together to increase their strength, like when a drawer for a cabinet is built. One commonly-used type of joint is a dovetail. This type of joint consists of tails on the end of a piece of wood that connect into pins on the end of another piece of wood. A dovetail joint
How to Make a Circuit Board Pen
People who love computers often love to be around them at all times, even if they are not physically using one. A great gift for such computer lovers is a circuit board pen, which is almost exactly what it sounds like: A pen patterned with real parts of a computer circuit board. Such a pen can be cr
My Grandfather Clock is Not Striking Right
Grandfather clocks have a complex set of inner and outer mechanisms that work together in synchronized order. If a Grandfather clock is not striking right, then it will have to be examined to determine what the problem is. The outer mechanisms of a Grandfather clock include a pendulum, chimes, face
The Natural Habitat of Salmon
There is a variety of salmon species found in the United States and Canada's Pacific Northwest. Throughout the course of the salmon's life, the different species will live in both saltwater and freshwater habitats for varying durations. The main habitat changes occur during spawning and maturation,
How to Make Your Own Manometer & Barometer
A manometer is a device that measures pressure, typically using vertical or inclined tubes of mercury or water that rise or fall in response to changes in pressure. An open tube manometer measures gas pressure in a container. A barometer is a type of manometer that measures air pressure for predict
How to Convert a Transact-SQL Date to a String
When displaying dates from a database, you more than likely want to display them in a user-friendly manner. You can do this by either converting or casting a date data type to a string data type, which is also know as a character data type.
Rubberwood Vs. Oak
People have used oak wood for centuries, but rubberwood is a relative newcomer to the lumber market. The wood of each tree has similarities with respect to strength, durability and how the lumber is used. The two types of wood look very different from one another and the trees they come from inhabit
How to Use Palm Fronds for Survival
At some point, you may find yourself relying on minimal materials---and your wits---for survival. If you're stranded somewhere where there are palm fronds, however, you'll be in luck. There are at least four distinct uses for palm fronds in a survival situation: Building shelter, making smoke signal
How to Present Your Invention
For inventors, selling an invention can be even more challenging than the creation of an invention. A strong presentation can make the difference between success and failure with investors. Presentations should be professional and a clear demonstration of the product being sold. Inventors should rem
How to Make a Miniature Model of a Asian Pagoda
Making a miniature model of an Asian pagoda is a creative way to express your interest in history and architecture. Asian pagodas are attributed to the Ly Dynasty, according to Vietnam Beauty. King Ly of Taiwan ordered construction of the first pagoda in 1049, as a result of his vision of the goddes
How to Make a Hole-Spacing Template for Shelf Building
Storage is something which always seems in short supply. Building shelves in areas like your garage or cellar (if it's dry enough) seem like perfect solutions, but the pre-fab shelving units or kits are rather expensive. There's another solution: build your own shelving units. With your handy-dandy,
Difference Between a Wet Cell & a Battery
Batteries are used in a multitude of different devices, from toys to flashlights. There are different types, such as wet cell and a typical battery, to service various mechanical and electronic items.