Gran Chaco Facts


The Gran Chaco is an area of tropical grassland in Argentina, Paraguay and Bolivia. It covers an area of over 720,00 sq km, an area as large as northwest Europe. It is home to scattered native Indian groups such as the Guaycuril, Lengua, Mataco, Zamuco and Tupi-Guarani people. The word Chaco comes from the Quechua…
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Sunday School Lessons on Right Makes Might Topic Discussion


Few today choose to make a commitment to church ministries that demand persistent presence and active participation. Just ask your minister if there is a surplus of Bible teachers in the congregation. Church leaders sometimes question why few have a commitment to the church’s programs and ministries. The answer is simple; few are truly committed…
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Quasar Facts


Quasars are the most intense sources of light in the Universe. Although no bigger than the Solar System, they glow with the brightness of 100 galaxies. Quasars are the most distant known objects in the Universe. Even the nearest is billions of light-years away. The most distant quasar is on the very edges of the…
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Hyperlipidemia


Hyperlipidemia is high blood level of cholesterol that can cause high heart-attack risk factor. The higher it is, the greater the risks. However, the two key blood fats, cholesterol and triglycerides, can readily be measured. The doctor can remove a certain amount of blood (following a 12-hour starvation regimen), and have this checked by the…
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Sunday School Lessons on Responsibility


Into the Lesson To begin class, share these creative excuses with your students, or substitute some that you have heard or used! (These examples are printed in the student books.) I can’t come in to work; it’s Friday the thirteenth, and I’m really superstitious. I won’t be in to work today because my dog has…
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Sunday School Lesson on Humiliation and Exaltation


Jesus Christ: A Portrait of God Introduction A. Servant Leadership I was recently shopping in a “big box” retail store for an electronics item. I briefly overheard three young employees of the establishment discussing an employee meeting that had been held that morning. They were making fun of the concept of “servant leadership,” which apparently…
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Horse Facts


Horses are big, four-legged, hooved animals, now bred mainly for human use. Male horses are called stallions, females are mares, babies are foals, and young males are colts. The only wild horse is the Przewalski of central Asia. The mustangs (wild horses) of the USA are descended from tame horses. Tame horses are of three…
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Choosing Plants for Landscaping


Before making the journey to select plants for your garden make sure you have a clear idea of where you would like to plant them, and the type of soil with which you will be working. Read the label and examine each plant before you buy it to make sure it is right for the…
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Human Nose


The external nose is formed of bone and cartilage, a very fortunate situation considering the amount of abuse and trauma it sustains throughout life. The nasal bones are short and account for only a small proportion of the length. The rest of the basic framework is made of cartilage, gristle like material that tends to…
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The Nephron


The basic unit of the filtering mechanism is the Nephron. There are approximately one million of these individual units in each kidney. Each consists of a small network of blood vessels clumped up in a bunch called the glomerulus. This is surrounded by an outer layer of cells called Bowman’s capsule, which connects to a…
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Ecosystem Facts


An ecosystem is a community of living things interacting with each other and their surroundings. An ecosystem can be anything from a piece of rotting wood to a huge swamp. In every ecosystem each organism depends on the others. When vegetation colonizes an area, the first plants to grow there are small and simple, such…
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Cluster Headaches


This fortunately fairly uncommon disorder involves the sudden onset of a very painful sensation generally on one side of the head. The pain may be extremely acute – so intense that “I feel like killing myself, the pain is so severe” is an expression often heard from the patient. The pain comes on abruptly, but…
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Addision’s Disease


What is Addision’s Disease? Addison’s disease is the chronic, ongoing destruction of the adrenal gland, maybe from tuberculosis or some other reason. It may include a variety of vague symptoms that gradually worsen with time. There may be vomiting (it may become very forceful), diarrhoea, feeling weak and fatigued, a weight loss, and an increased…
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Leaf Facts


Leaves are a plant’s powerhouse, using sunlight to join water and carbon dioxide to make sugar, the plant’s fuel. Leaves are broad and flat to catch maximum sunlight. Leaves are joined to the stem by a stalk called a petiole. The flat part of the leaf is called the blade. The leaf blade is like…
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Ear Piercing Infections


In recent years, piercing of the ears has become more popular, especially with younger people. It is essential that you attend a reputable place with a high level of hygiene, and one using pre-sterilized studs. Unless great care is taken, infections of the car lobe can occur, producing pus-filled, painful discharges and infected holes. Also,…
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Stop Smoking


Cigarette smoking has now been incriminated as one of the major causes of coronary heart disease, angina and heart attacks. Stopping is essential to better health. Also, try to avoid the “passive” smoke of others smoking nearby, for this is almost as bad. Many methods have been advocated, often relying on self-will, which is always…
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Oxygen Facts


Oxygen is the second most plentiful element on Earth, making up 46% of the Earth’s crust. Air is 20.94% oxygen. Oxygen is one of the most reactive elements. This is why oxygen in the Earth’s crust is usually found joined with other chemicals in compounds. Oxygen has an atomic number of 8 and an atomic…
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