Date/Time: 2014-11-25 05:39:08 Topic: Cameras Author: AH Blog Post: A camera is a device used to record images in photographic or video format. Cameras use a light-sensitive medium to record the light that enters a closed box via a converging lens. They also have a shutter mechanism to control exposure time. Modern cameras evolved from the "camera obscura" (Latin for "dark chamber"), which was developed in the fifth century B.C. by Chinese philosopher Mo Ti.
Date/Time: 2014-11-24 19:21:09 Topic: Scientists Author: AH Blog Post: A scientist is a professional who uses the scientific method to acquire knowledge. They may specialize in one or more areas of science, such as astronomy, biology, or chemistry. Scientists may be employed by universities, industry, or the government. A scientist must have at least a bachelor's degree, and a doctoral degree if desiring a research position.
Date/Time: 2014-11-24 19:13:54 Topic: Schools Author: AH Blog Post: A school is an institution established for educational purposes. Primary schools, middle schools, and high schools teach children and are compulsory, while colleges and trade schools teach adults and are optional. Public schools are operated by the state, while private schools may be operated by private religious or secular groups. Some children are schooled at home, and both children and adults have the option of attending online schools.
Date/Time: 2014-11-24 19:07:00 Topic: Restaurants Author: AH Blog Post: A restaurant is a business which serves food and drinks to customers, usually, but not always, on the premises. Restaurants range from inexpensive fast food places all the way to formal establishments serving seven course meals. Some restaurant also offer take-out and delivery services. It is estimated that the average American eats at a restaurant five times per week.
Date/Time: 2014-11-24 19:00:41 Topic: Instruments Author: AH Blog Post: A musical instrument is an instrument that was created for the purpose of making musical sounds. Instruments can be divided into percussion which includes drums and pianos, wind which includes clarinets and flutes, stringed which includes guitars and violins, and electronic which includes the synthesizer and keyboard. Although there are many more instruments, the most popular to play are the piano, guitar, and drums.
Date/Time: 2014-11-24 18:44:02 Topic: Gifts Author: AH Blog Post: A gift is something given to another out of thoughtfulness, with no expectation of something in return. It can be any number of things that are meaningful to the recipient, and may be large or small, store-bought or handmade. Although many people give gifts for occasions such as a birthday, a wedding, or holidays like Christmas, a gift can be given any time of year and even for no reason at all.
Date/Time: 2014-11-24 18:36:56 Topic: Digital Cameras Author: AH Blog Post: Digital cameras encode images and videos for later reproduction. They can also display images on the screen immediately, unlike film cameras. Most cameras sold today are digital, and many cell phones come with digital cameras built in. Digital cameras make it easy to take and store many photos, allowing us to more fully integrate photography into our everyday lives.
Date/Time: 2014-11-24 17:19:25 Topic: Chocolates Author: AH Blog Post: Made from the beans of the cacao plant which grows in West Africa, Central and South America, and parts of Asia, chocolate is a favorite treat worldwide. The cacao beans are ground and liquified into cacao solids and cacao butter. Dark chocolate must be at least 60% cacao solids, while milk chocolate must be at least 25%. It takes approximately 400 cacao beans to make one pound of chocolate.
Date/Time: 2014-11-24 14:28:12 Topic: Caribbean Island Author: AH Blog Post: The Caribbean Islands are a large group of islands located in the Caribbean Sea. Although there are thousands of these islands, there are 29 main groupings which include Aruba, the Bahamas, Barbados, the British Virgin Islands, the Cayman Islands, the Netherland Antilles, and many more. An estimated 25 million people travel to the Caribbean each year, with the Dominican Republic seeing the most tourism.
Date/Time: 2014-11-24 09:42:11 Topic: Automobiles Author: AH Blog Post: An automobile is a self-powered vehicle, typically with four wheels, that uses an internal combustion engine or an electric motor. Automobiles include cars, trucks, vans, SUVs, and motorcycles, and usually seat one to eight people. The automobile became popular in the early 20th century, with the invention of the Model T by Ford Motor Company in 1908, and has since evolved into a nearly indispensable accessory of modern life.
Date/Time: 2014-11-24 09:21:52 Topic: Airports Author: AH Blog Post: An airport is a hub of aviation transportation. It may be large and commercial, or small and private, with runways and buildings for the take off, landing, and maintenance of airplanes and helicopters. It also has control towers, hangars, and terminals. Air travel is convenient and popular, with the International Air Travel Association (IATA) estimating that 9 million people travel by air every day.
Date/Time: 2014-11-24 09:11:37 Topic: Airlines Author: AH Blog Post: Airline companies provide air transport for passengers and freight. They may provide intercontinental, domestic, regional, or international flights, and are used by travelers for both business and pleasure. Most major airliners employ Airbus, Boeing, and McDonnell Douglas aircraft. The world's first domestic airline was Deutsche Luftschiffahrts-Aktiengesellschaft, or DELAG, which opened in Frankfurt, Germany on November 16, 1909.
Date/Time: 2014-11-22 16:57:26 Topic: Fixtures Author: AH Blog Post: A fixture is an object that is permanently attached to a house or building. Toilets, sinks, bathtubs, and showers are examples of common plumbing fixtures. Permanent lighting fixtures include recessed lights, chandeliers, ceiling fans, and track lighting. Fixtures are not easily removable and usually remain with the house or building when the property is sold.
Date/Time: 2014-11-22 16:41:50 Topic: Designers Author: AH Blog Post: A designer is a professional who specializes in some aspect of artistic design. They may work in the field of clothing, furniture, costume, flower arrangement, jewelry, lighting, landscape, or interior design. More technical aspects of design include web and graphic design. Architects are professionals who specialize in designing buildings, residences, and other physical structures.
Date/Time: 2014-11-22 16:28:28 Topic: Contractors Author: AH Blog Post: A contractor is a trade professional who is hired by the client to be responsible for the day-to-day oversight of a construction or remodeling job. General contractors are also responsible for communication between the client and the construction company, as well as other tradesman and vendors. Contractors often start out as construction workers and ideally have a bachelor's degree. Many own their own companies.
Date/Time: 2014-11-22 14:56:41 Topic: Maps Author: AH Blog Post: A map is a visual representation of an area, often showing physical features, political boundaries, and transportation routes. A road map showcases major and minor highways, as well as cities, airports, and other points of interest. A political map shows national, state, and local boundaries, while a topographic map shows physical features such as rivers and mountain ranges. The study and practice of making maps is known as cartography.
Date/Time: 2014-11-22 14:56:07 Topic: Lights Author: AH Blog Post: Light is electromagnetic radiation which makes objects visible to the naked eye. Lights often refer to freestanding and hanging lamps, or other forms of lighting which make it easier to see objects. Lights may be indoor or outdoor, and come in a variety of shapes and forms, although the most common are incandescent, compact fluorescent, or LED. The first practical incandescent light was developed by Thomas Edison in 1878.
Date/Time: 2014-11-22 14:55:26 Topic: Libraries Author: AH Blog Post: A library is an organized collection of books, magazines, newspapers, music, and DVDs. It may be contained within a home, or refer to a public community building where patrons can read and check out written, auditory, or visual material for free. Most public libraries offer computers for use during business hours as well. In 1731, Benjamin Franklin founded America's first lending library, the Library Company of Philadelphia.
Date/Time: 2014-11-22 14:54:35 Topic: Lamps Author: AH Blog Post: A lamp is an moveable light powered by oil, gas, or electricity. Most lamps today are powered by electricity and are usually freestanding, hanging, or displayed on a table top. Electric lamps most commonly use incandescent or compact fluorescent bulbs, but may also use halogen or LED bulbs. Lamps come in a variety of styles to match any décor.
Date/Time: 2014-11-22 14:53:21 Topic: Laboratories Author: AH Blog Post: A laboratory is a facility where scientific or technological research takes place. It usually contains relevant furniture and equipment such as counters and workspaces, casework, and fume hoods. A scientific laboratory may include balances, microscopes, centrifuges and more, while a computer laboratory contains computers and printers. Laboratories may be located in hospitals, universities, and government facilities, or they may be freestanding.
Date/Time: 2014-11-22 13:57:51 Topic: Woods Author: AH Blog Post: Wood is the hard material that makes up the trunk and branches of a tree, and is usually covered by bark. Wood has long been used as a construction material or burned for fuel. Hard woods often refer to woods from deciduous trees, such as oak, while soft woods usually refer to woods from conifers such as pine.
Date/Time: 2014-11-22 13:57:09 Topic: Tools Author: AH Blog Post: A tool is an instrument used for work or repair purposes, and the category includes a wide variety of objects. Tools used for cutting include knives and drill bits, while tools used for moving include hammers, pliers, and wrenches. Shaping tools include jigs and trowels, while fastening tools include welders and nail guns. The ax is thought to be one of the earliest human tools and was originally made of stone.
Date/Time: 2014-11-22 13:56:24 Topic: Tables Author: AH Blog Post: A table is a piece of furniture with a flat top resting on one or more legs. Tables come in many sizes and a variety of shapes including square, rectangular, or circular. Large dining room tables are used for eating meals, while smaller bedside table are used next to a bed to hold clocks and lamps. Tables may be made of wood, metal, plastic, glass, or some combination of materials.
Date/Time: 2014-11-22 13:55:51 Topic: States Author: AH Blog Post: In the United States, a state is one of fifty distinct units of government with political and land boundaries. Each state is further divided into counties, which contain cities. States are responsible for handling law enforcement, public education, health, and transportation. Delaware became the first U.S. state in 1787, and Hawaii became the fiftieth in 1959.
Date/Time: 2014-11-22 13:55:08 Topic: Shelves Author: AH Blog Post: A shelf is a flat, horizontal surface used to hold items for display or storage. A shelving unit is a series of shelves which may or may not have cabinet doors. A single shelf is usually anchored to the wall for display purposes, while a shelving unit often rests on the floor and is not connected to the wall. Shelves may be made of wood, metal, plastic, or some combination of materials.
Date/Time: 2014-11-19 19:19:51 Topic: Guitars Author: AH Blog Post: A guitar is a musical instrument composed of a hollow body and a long neck, commonly featuring six strings, but less often as few as four or as many as eighteen. The strings are plucked or strummed with the fingers or a pick. Acoustic guitars are made of wood, while electric guitars are made of metal and can be plugged into a sound amplifier. The first instruments referred to as "guitars" were used in Spain as early as 1200 A.D.
Date/Time: 2014-11-17 18:04:56 Topic: Kitchens Author: AH Blog Post: The kitchen is a room where food is prepared and cooked. It contains an oven, stove, refrigerator, and other appliances such as a dishwasher or microwave. It also contains a sink, countertops, and cabinets for storing dishes, glassware, and cooking ingredients. Many people believe that the kitchen is the heart of the home and also use this space as a place for gathering and entertaining guests.
Date/Time: 2014-11-17 18:03:51 Topic: Jewelers Author: AH Blog Post: A jeweler is a person or company who makes, sells, or repairs jewelry, including necklaces, earrings, bracelets, rings, and wristwatches. Jewelers may make or sell jewelry made of precious metals like gold or silver or jewels such as diamonds, rubies, sapphires, and emeralds. Jewelers sell the most diamond engagement rings during the month of December.
Date/Time: 2014-11-17 17:59:15 Topic: Hobbies Author: AH Blog Post: A hobby is a recreational activity undertaken for pleasure during leisure time. Types and variations of personal hobbies are almost endless, but can include cooking, gardening, sporting activities, collecting objects, or artistic pursuits such as painting, crocheting, or photography. According to surveys, some of the most popular hobbies in the U.S. include watching team sports, shopping, and traveling.
Date/Time: 2014-11-17 17:57:42 Topic: Furnishings Author: AH Blog Post: Furnishings refer to furniture or equipment used for comfort and convenience, most commonly in a house or building. They include carpeting, curtains, tables, chairs, couches, and lighting fixtures, among other things. Furnishings come in many different styles, and interior decorators specialize in designing aesthetically pleasing furnishing plans for residential and commercial properties.
Date/Time: 2014-11-17 17:12:54 Topic: massachusetts Author: jeh Blog Post: When the sailing ship Mayflower landed near Plymouth on the Massachusetts coast in 1620, Native Americans were already established in the area. Salem and Boston were settled within a short time after. Massachusetts' early economy was mostly based on shipping, whaling, and fishing. By the 19th century, factories were taking advantage of abundant water power. A skilled labor force developed, partly due to Massachusetts' multiple colleges and universities.
Date/Time: 2014-11-17 16:53:25 Topic: vermont Author: jeh Blog Post: Vermont became the 14th state after the people declared their independence in 1777. Vermont, which means "Green Mountain," is covered by extensive forests. Vermont produces granite and marble, wood furniture, and maple syrup. Tourists find access to lakes, mountain trails, and winter skiing.
Date/Time: 2014-11-17 16:45:39 Topic: rhode island Author: jeh Blog Post: Rhode Island is a state located near Massachusetts and Connecticut. Rhode Island was the 13th state and attracted many immigrants from Europe with its textile factories and trades. Its Atlantic Ocean coastline, with its rich history, was a vacation retreat for the wealthy, and still remains a sought after place to relax and enjoy the water. Today, its economy has added high-tech jobs.
Date/Time: 2014-11-17 16:30:15 Topic: pennsylvania Author: jeh Blog Post: Quaker William Penn and a group seeking religious freedom established Pennsylvania in 1682. German and other immigrants were later attracted to its fertile soil, water power, and woodlands. After playing a role in independence from Britain, Philadelphia was the capital of the new country from 1790 to 1800. Pennsylvania cities developed into industrial centers and produced textiles, ships, and iron and steel. Today Pennsylvania is still a leader in steel and coal production.
Date/Time: 2014-11-17 13:53:25 Topic: new york Author: jeh Blog Post: The state of New York can be divided into New York City with its harbor and vast metropolitan area and the remaining Upstate area north of the city. New York City is a center of commerce and trade as well as a gateway for immigrants. Dairy products and fruits and vegetables are produced in New York, and major universities and industrial centers are located throughout the state as well.
Date/Time: 2014-11-17 13:41:23 Topic: new jersey Author: jeh Blog Post: Early New Jersey inhabitants included the Delaware Indians, the Dutch, and then the English. New Jersey became a state in 1787. The southern part of the state has remained largely agricultural, while industry has claimed areas of the northern section. New Jersey beaches along the Atlantic are a triving tourist destination each year.
Date/Time: 2014-11-17 13:35:32 Topic: new hampshire Author: jeh Blog Post: The natural beauty of New Hampshire's forests, lakes, and snow-covered mountains has attracted tourists to the state of New Hampshire for leisure activities. While its early settlers lived on isolated farms in the mountainous areas and ran sawmills or shipyards near the coast, New Hampshire has rapidly grown to include computer and high-tech industries. It has become one of the fastest growing states in the Northeast.
Date/Time: 2014-11-17 13:14:22 Topic: maryland Author: jeh Blog Post: Maryland was home to native americans long before European settlers arrived. The Chesapeake Bay splits the state into two parts, the flat coastal plain and the hilly piedmont and mountainous panhandle. Maryland has an active seafood industry in the Chesapeake Bay area, as well as government jobs and high-tech businesses in the Baltimore-Washington, D.C. corridor.
Date/Time: 2014-11-17 13:08:14 Topic: maine Author: jeh Blog Post: Early settlements in Maine were mostly along the Atlantic coast. The current population still is concentrated in the towns that were established there. Maine has an active fishing industry and is a tourist destination famous for its rugged beauty. Wood products and paper are produced from timber cut in Maine's mountainous interior.
Date/Time: 2014-11-11 01:52:52 Topic: roots Author: seh Blog Post: Roots are branched structures that anchor plants and enable them to absorb water and mineral salts. Most roots are underground, but some roots are aerial. A root consists of a three zones: a ramification zone that produces secondary roots, a feeder root zone that is covered with absorbent hairs, and a growth zone where new cells at the point extend and divide.
Date/Time: 2014-11-11 01:45:43 Topic: clouds Author: seh Blog Post: Clouds are tiny water droplets or ice crystals that are suspended in the atmosphere. According to the World Meteorological Organization, there are ten types of clouds. High clouds, found above 20,000 feet in altitude, are composed of ice crystals that do not produce precipitation. Middle clouds, found between 6,500 and 20,000 feet in altitude, are composed of water droplets and ice crystals. Low clouds, found below 6,500 feet in elevation, are composed of water droplets and, sometimes, ice crystals. Clouds of vertical development are tall clouds that extend between low and high altitudes.
Date/Time: 2014-11-11 01:29:34 Topic: climates Author: seh Blog Post: Climates are atmospheric conditions that characterize particular regions of the world. The primary climate types are tropical, warm temperate, cold temperate, dry, highland, and polar. A tropical climate is hot year-round, with alternating dry and rainy seasons. A cold temperate climate has four distinct seasons, including a cold winter and a hot or cool summer. A warm temperate climate also has four distinct seasons, including a mild winter and a hot or cool summer. A dry climate has very low precipitation. A highland climate features lower temperatures and more precipitation than nearby lower altitudes. A polar climate is very cold and dry.
Date/Time: 2014-11-07 16:12:33 Topic: Fume Hoods Author: AH Blog Post: A fume hood is a ventilation device used to limit exposure to toxic fumes, often in a laboratory setting. The two main types of fume hoods are ducted and ductless, also known as recirculating. Greener fume hood options that use a ductless design and limit environmental impact are becoming increasingly popular with environmentally conscious laboratories.
Date/Time: 2014-11-06 12:32:49 Topic: Engineers Author: AH Blog Post: An engineer is a professional who uses math and science to design and build things, or someone who takes care of machinery and electrical equipment. Engineers are responsible for coming up with new technological solutions and redesigning common items that we use every day. Engineers usually possess a bachelor's and ideally a graduate degree from an accredited institution.
Date/Time: 2014-11-06 12:19:09 Topic: Diamonds Author: AH Blog Post: Diamonds are crystals made up of pure carbon, and are the hardest naturally occurring substance on earth. Gem-grade diamonds are often made into jewelry such as rings, necklaces, and earrings. Diamonds are mined from the ground and cut so that they have many facets to brilliantly reflect light. Diamond mines exists on the continents of Africa, Asia, North America, and Oceania.
Date/Time: 2014-11-06 11:57:04 Topic: Desks Author: AH Blog Post: A desk is a piece of furniture with a flat or sloped surface that is often used as a workspace. It has legs that position the top high enough that the user can comfortably pull up a chair. Desks vary in size and may be made of wood, metal, or other materials. A desk is often used in school or office settings and is similar to a table, but may have drawers for storing paper, pens, and other supplies.
Date/Time: 2014-11-06 11:51:38 Topic: Dentists Author: AH Blog Post: A dentist is a medical professional that is specially-trained to care for the teeth and mouth. Dentists are responsible for providing preventative oral hygiene exams as well as diagnosing and treating tooth and gum issues such as cavities and periodontal disease. All dentists must complete a bachelor's degree, as well as four years of dental school and may also undergo an additional two to six years of specialty residency training.
Date/Time: 2014-11-06 07:53:35 Topic: delaware Author: seh Blog Post: Delaware, even though it is the second smallest state in land area, has played an outsize role in United States history. Although Europeans of various nationalities explored the area, it awaited the Swedes, in 1638, to establish a permanent European settlement. The colony came under Dutch authority in 1655, but was annexed by the Pennsylvania colony in 1682. Later, in 1787, Delaware became the first state to ratify the brand new United States Constitution, and its state nickname is "The First State". Southern Delaware's fertile farms produce poultry, soybeans, corn, vegetables, and diary products.
Date/Time: 2014-11-05 18:12:31 Topic: Bicycles Author: AH Blog Post: Bicycles are two-wheeled machines with metal frames that are propelled and steered by the rider. In addition to wheels and a metal frame, bicycles also feature a seat and handlebars; bicycles are a basic means of transportation throughout much of the world. Scottish blacksmith Kirkpatrick Macmillan is often credited with building the first modern bicycle in 1839.
Date/Time: 2014-11-05 18:11:53 Topic: Artists Author: AH Blog Post: Artists are people who create works of art that may cover a broad spectrum of styles; artists use many different kinds of materials in their art projects. Their works of art can include drawings, paintings, sculptures, and other objects. The term "artist" may also broadly include poets, novelists, dancers, song writers, and other individuals who create non-material works.
Date/Time: 2014-11-05 09:49:44 Topic: Cities Author: AH Blog Post: A city is defined as a large, permanent human settlement where many people live and work. Most large cities consist of a metropolitan center surrounded by residential suburbs. The first ancient city is thought to have been the city of Uruk, dating back to 4000 B.C. in what is now present day Iraq. Currently 26 urban areas around the world qualify as megacities with over 10 million residents.
Date/Time: 2014-11-05 09:49:16 Topic: Colors Author: AH Blog Post: Color is electromagnetic energy within a specific frequency or wavelength. Objects of different colors reflect a specific wavelength, appearing differently to the eye. The study of color is called chromatics or colorimetry. Red, yellow, and blue are often thought of as primary colors, while green, orange, and purple are deemed secondary colors.
Date/Time: 2014-11-05 09:48:41 Topic: Chairs Author: AH Blog Post: A chair is a piece of furniture created for the purpose of sitting on. It features a seat, back, and legs, and can be made out of wood, metal, or plastic. Some chairs also have armrests, and some, such as rocking chairs, have runners on the legs for rocking back and forth. Permanently fixed chairs, such as those in an airplane or theater are known as seats.
Date/Time: 2014-11-05 08:41:42 Topic: Countries Author: AH Blog Post: A country is a large area of land that is controlled by its own government. It may be an independent sovereign state, or a non-sovereign political division, and features distinct boundaries on a map, as well as unique people and political characteristics. There are officially 196 countries in the world, with Russia being the largest country by area, and Vatican City the smallest.
Date/Time: 2014-11-05 08:20:43 Topic: Countertops Author: AH Blog Post: Countertops are horizontal worksurfaces located in kitchens, bathrooms, and other rooms, often located over cabinetry. They can be constructed out of granite, marble, limestone, soapstone, quartz, wood, stainless steel, glass, concrete, or any number of other materials. Kitchen countertops often function as a workspace for meal preparation, while bathroom countertops hold toiletries and serve as a base for a sink.
Date/Time: 2014-11-05 08:12:29 Topic: Continents Author: AH Blog Post: Continents are the main large land masses on Earth. The most widely-accepted view of the continents considers there to be seven; Asia, Africa, North America, South America, Europe, Antarctica, and Australia. Russia, Eastern Europe, and Japan use a six-continent model, combining Europe and Asia into Eurasia, while some other countries also use a six-continent model, but instead combine North and South America into one.
Date/Time: 2014-11-05 08:04:08 Topic: Computers Author: AH Blog Post: A computer is an electronic machine that stores large amounts of data and can be used for calculations, creating documents, connecting to the Internet, and various other purposes. Basic computers consist of a central processing unit (CPU) and some form of memory. Although many inventors contributed to the history of the computer, the first freely programmable version was known as the Z1 computer, built in 1936 by Konrad Zuse of Germany.
Date/Time: 2014-11-04 14:51:24 Topic: Clocks Author: AH Blog Post: A clock is an instrument used for measuring time, and is one of the oldest human inventions, predated by the sundial. It often consists of a face with numbers or lines from one through twelve, and an hour, minute, and sometimes second hand. Other clock faces may display the time digitally. Clocks may be freestanding, hung on the wall, or worn on the wrist as a watch.
Date/Time: 2014-11-04 10:05:01 Topic: Careers Author: AH Blog Post: A career is defined as an individual's journey through life, pertaining specifically to learning and work experience. It may also be used to describe a particular occupational or professional track that requires specialized learning, such as that of a teacher, lawyer, or doctor. The most in-demand careers for 2014 are estimated to be for software developers, computer systems analysts, dentists, and nurse practitioners.
Date/Time: 2014-11-04 09:53:22 Topic: Cabinets Author: AH Blog Post: Cabinets are pieces of furniture made of wood or metal that are used for storing various items. They are often located in kitchens and bathrooms and many have shelves and doors. Kitchen cabinets are used for storing plates, bowls, cups, and other kitchen accessories, while bathroom cabinets may be used for storing towels and toiletries.
Date/Time: 2014-11-03 13:03:52 Topic: Blueprints Author: AH Blog Post: Blueprints are prints of a plan for a building or machine. The name comes from the fact that they are printed on a blue background with white lines. Blueprints are used by architects, builders, and engineers. The blueprint process actually came about in 1861, by French chemist Alphonse Louis Poitevin, who discovered that ferro-gallate in gum is photosensitive and can be used to reproduce an image.
Date/Time: 2014-11-03 12:54:04 Topic: Bookcases Author: AH Blog Post: Bookcases are pieces of furniture with shelves, often used to hold books, nicknacks, or other ornamentation. They may be of a freestanding nature or built into the wall. Bookcases of the past were often enclosed with doors, although most modern bookcases are not. The earliest domestic example of bookcases were made of oak in 1666.