Society & Culture  & Entertainment: How to Identify a Morgan Dollar

How to Identify a Morgan Dollar

Named after its designer George T. Morgan, the Morgan dollar was in production from 1878 until 1905 and then again for a single year in 1921. Made of .900 fine silver, it was introduced as a result of the discovery of the Comstock Lode in Nevada and the subsequent Bland-Allison Act of 1878, which re

Society & Culture  & Entertainment: Silver Solder Techniques

Silver Solder Techniques

Silver soldering, or hard soldering, as it is sometimes called, is the most durable soldering type and has the most number of practical uses. It is a process where two or more metal objects are joined by melting a filler metal over the joint. The filler metal, which in this case is silver, must have

Society & Culture  & Entertainment: How to Tell How Much Force Is Exerted by a Compression Spring?

How to Tell How Much Force Is Exerted by a Compression Spring?

Hooke's law determines the size and direction of the force in a compressed spring. For a compressed spring, the force points in the direction opposite of the compression direction. The force directly depends on the linear distance the spring has been compressed and a quantity know as the spring cons

Society & Culture  & Entertainment: How to Calculate the Ballast for a Balloon

How to Calculate the Ballast for a Balloon

Unlike hot air balloons, which can control their altitude by using a burner to heat the air within the balloon envelope, gas balloons have to rely on a ballast --- a weight, like water or sand, that can be jettisoned to allow the balloon to rise. To calculate the ballast needed for a balloon, all yo

Society & Culture  & Entertainment: How to Find the Value of United States Coins

How to Find the Value of United States Coins

Congress first authorized coinage for the United States in 1792. Since that time the U.S. Mint has struck billions of coins in dozens of denominations using a composition of many different metals. Some coins are highly prizes by numismatists for their beautiful design, rarity, precious metal content

Society & Culture  & Entertainment: What Are the Four Measures in the Metric System?

What Are the Four Measures in the Metric System?

The metric system is a system of units of measurement. It was originally created by the French chemist Lavoisier in the 18th century. His goal was to create a universal system of measurement to replace the various different systems that were in use at the time. The system is maintained by the Intern

Society & Culture  & Entertainment: How to Use a VCS Voice Comparator

How to Use a VCS Voice Comparator

Voice changer software (VCS) is a freeware audio application that lets you use your computer to change the sound of your voice. The comparator tool enables you to create convincing imitations of celebrity voices. With this tool, you can effectively record a message using a famous person's voice. Thi

Society & Culture  & Entertainment: What Are the 5 Arrangements of Silicon in a Tetrahedron?

What Are the 5 Arrangements of Silicon in a Tetrahedron?

When ranking the most abundant elements in the earth's crust, silicon comes in second to oxygen. Silicon is generally found in a silicate mineral, containing silicate and oxygen, along with other elements. The different arrangements of the silicon tetrahedron, with one silicon atom and four oxygen a

Society & Culture  & Entertainment: How to Make a Belt Out of a Shoelace

How to Make a Belt Out of a Shoelace

Although it's unlikely that a single shoelace will hold up your pants if they are far too big for you, a shoelace can be a really snazzy belt. Whether you use just one shoelace or you braid several together, a shoelace belt puts a new spin on holding up your pants.

Society & Culture  & Entertainment: How to Connect an Antenna Rotator

How to Connect an Antenna Rotator

An antenna rotator turns a directional antenna through 360 degrees for optimum signal reception or transmission. They are commonly installed to rotate television, CB radio and amateur (ham) radio antennas, usually on a rooftop mounted mast or at the top of a tower. The rotator is operated by a cont

Society & Culture  & Entertainment: What Is the Difference Between Cast Aluminum & Die Cast Aluminum?

What Is the Difference Between Cast Aluminum & Die Cast Aluminum?

To cast a metal means to shape it by melting it then pouring it into a mold. As the metal cools and solidifies, it adopts the shape of the mold that surrounds it, and once it is completely cool it can be withdrawn. When they want to make cast aluminum products, manufacturers can choose between sever

Society & Culture  & Entertainment: What Is Nichrome Wire Used for?

What Is Nichrome Wire Used for?

Nichrome wire has a unique characteristic: It heats up when electricity is applied. Manufacturers and hobbyists use nichrome wire in many applications where wire must get hot or must withstand high temperatures.

Society & Culture  & Entertainment: Places to Sell Basketball Cards

Places to Sell Basketball Cards

Basketball cards never attained the same level of popularity as baseball cards, but driven by the rise of superstars such as Magic Johnson and Michael Jordan, they found a sizable audience nevertheless. Some can be worth quite a bit--rookie cards from big stars can go for thousands of dollars--provi

Society & Culture  & Entertainment: Creative Ideas for Empty Plastic Bottles

Creative Ideas for Empty Plastic Bottles

Don't discard those empty plastic soda and water bottles, get creative and make crafty home and garden projects. Keep the bottles intact or use the plastic as a raw material; either way, you can decorate the plastic with permanent markers, spray paint or acrylic craft paint to camouflage the origina

Society & Culture  & Entertainment: School Science Projects on Volcanos

School Science Projects on Volcanos

The baking soda volcano is perhaps the most well-known and oft-performed science project among American elementary school students, however the science of volcanoes offers an abundance of other ideas to students. Creativity is the key to bringing to life the wonder of volcanic reactions. The old bak

Society & Culture  & Entertainment: How to Build a Rustic Wood Headboard

How to Build a Rustic Wood Headboard

There are a number of elements that go into making a rustic wood headboard. First, there is the wood itself. Reclaimed or aged wood is ideal for a rustic-style headboard and can be found in many lumber yards, and is even sold by building suppliers. Second, the design should be simple with basic and

Society & Culture  & Entertainment: How to Create a Sterile Nutrient Agar

How to Create a Sterile Nutrient Agar

Making your own petri dishes can save you a lot of money. The sterile nutrient agar used with homemade petri dishes can be made using materials you can find in your local grocery store. Homemade petri dishes are a great way to show your children the importance of good hygiene and proper hand-washing

Society & Culture  & Entertainment: How to Calculate the Power Factor Effect on a Bill

How to Calculate the Power Factor Effect on a Bill

The power factor is a factor determined by your power company that is, in essence, a gauge of the efficiency of the machinery and other power draw that your business uses. This factor is applied primarily to large, commercial users of power and represents the difference between the power you're usin