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Quartz is one of the most common and varied minerals on earth, and its abundant colors produce many gemstone types. Amethyst and Citrine are the most popular and valuable gem varieties of Quartz, but other forms also make important gemstones. Chalcedony describes any form of Quartz that is microcrystalline, in compact ... | 3.25 |
So you have your children writing every day. Great! Now, of course, you need to become their editor. Here is where some find a challenge in the natural approach to language arts. What if I don’t feel competent to edit my child’s writing? We’ll address the underlying problem with that argument further down, but for now ... | 3.127 |
Considering last fall’s wet weather and the soggy fields this spring, farmers wonder about using inoculants on soybean seed in 2010. Should you use a rhizobium inoculant? Or, is there enough of the nitrogen-fixing bacteria, Bradyrhizobia japonicum, remaining in the soil?
True, rhizobial bacteria don’t survive wet condi... | 3.0664 |
African/Lake Malawi cichlids have very specialised feeding habits that have been adapted so that they can survive in their natural habitat. However aquarists tend to make it easier for themselves by getting readily prepared flakes and pellets. But you will have to take into account whether your fish are herbivores or ‘... | 3.3379 |
The location of the July 15, 2002 flare is shown at left. The other panels compare the scale of Earth to the eruptions. Red shows superheated gas held together by magnetic fields. The time sequence lasts only 80 seconds and yet reveals tremendous amounts of gas leaving the Sun.
A detailed study of a huge solar eruption... | 3.8008 |
Was there recriticality at Fukushima Dai-ichi Nuclear Plant?
Criticality is a state in which nuclear fission reaction is occurring continuously in nuclear fuel. Nuclear fission generates a large amount of radiation and thermal energy. By artificially generating and controlling critical condition, nuclear power plants c... | 3.8008 |
In the second book of the Harry Potter Series, “The Chamber of Secrets” by J.K. Rowling, Harry Potter finds out that he can communicate with snakes using the Parseltongue language.
In this challenge we will write a Python script to translate English to Parseltongue and vice-versa.
To encode a message into Parseltongue ... | 3.9258 |
According to the study targeted on a group of 38 adult cats, which has lasted for four years, cats eat more food in the season of winter therefore, their owners should provide the pets with cat-food during this period of time.
In order to find the new way to enhance milk production, seasonal food intake by dairy cows h... | 3.207 |
There is a huge potential for energy saving in the life support systems (LSS). For comparison, in industrial systems the potential savings range between 30% and 40%. In the aquarium world, dealing with a delicate organic process in which parameters can change, good results should also be expected. A large amount of the... | 3.1445 |
There are so many ways to work on handwriting without actually using a pencil. You probably know the face your child makes when you suggest a little handwriting practice. It's a cross between "NO!" and "Why???!!!" Anyone who has worked with a child who struggles with handwriting knows this face. But, what if I told you... | 3.3438 |
Although the official language of Jamaica is Standard English, many Jamaicans also speak Patois which is a separate dialect/language. Jamaican Patois (also known as “Patwa”, “Patwah” or “Jamaican Creole”) is the language that is used by most Jamaicans in casual everyday conversations while Standard English is normally ... | 3.3203 |
How long does it take the flu to evade a vaccine?
With all the recent Presidential attention to the threat from the H5N1 Avian Flu, and the many billions now earmarked for stockpiling vaccines and drugs, it seems like a good idea to ask on what time scale the virus might be able to evade these countermeasures. Vaccinat... | 3.3906 |
As much as teachers do all that they can to make their classrooms a place of comfort and security, for some students the school environment can be a stressful one. For a whole gamut of reasons, at some stage during their time spent at school, most kids experience some kind of school-related anxiety. Whether it be separ... | 3.6621 |
Many students have never been to a museum before. While we want children to respect the museum and its artwork, tours emphasize interaction—we encourage students to talk about what they see and ask questions. Tours aren’t a lecture—they are a chance for your class to explore and express themselves.
Before your visit, l... | 3.9727 |
Decreasing biodiversity in an ecosystem can increase the spread of disease, research suggests. Researchers studying amphibian communities in natural wetland ecosystems as well as controlled experiments have shown that as diversity increased, infection rates dropped.
The rate of extinction of species is increasing as ec... | 3.2207 |
chemical compound, H2SO4, colorless, odorless, extremely corrosive, oily liquid. It is sometimes called oil of vitriol.
, electrical conductor in which current is carried by ions rather than by free electrons (as in a metal). Electrolytes include water solutions of acids, bases, or salts; certain pure liquids; and molt... | 3.6602 |
In 1980, Deng Xiaoping started China’s first special-economic zone in a coastal village that was nothing to look at. Today, Shenzhen is a teeming collage of huge skyscrapers, thriving industrial parks, 10 million people, one of the world’s busiest ports, and some of the biggest manufacturing and outsourcing industries ... | 3.084 |
Glossopharyngeal breathing (GPB) is a technique useful in patients with a reduced vital capacity owing to respiratory muscle paralysis, for example following poliomyelitis or in tetraplegic. It is a trick movement that was first described by Dail (1951) when patients with poliomyelitis were observed to be gulping air i... | 3.4648 |
Today, December 18, the world celebrates International Migrants Day, an observance initiated by the General Assembly of United Nations to raise awareness of the large and increasing number of migrants in the world, and the unique issues they face. It is also an opportunity to recognize the contributions made by these m... | 3.416 |
Fresh food is so attractive to astronauts that they toasted with salad when they were able to cultivate a few lettuce heads on the International Space Station three years ago.
In 2021, beans are on the menu to be grown in space, planted in high-tech planters developed at the Norwegian University of Science and Technolo... | 3.6055 |
According to a study conducted by the Centers for Disease Control (CDC), there has been a recent increase in food allergies among US children ages 18 and below. The data suggests that kid’s food allergies have increased from 3.4% in 1997 to 5.1% by 2011. Skin allergies increased from 7.4 percent to 12.5 percent in that... | 3.4609 |
Motor Neuron Disease though most commonly used to mention one specific disease ie Amyotropic Lateral Sclerosis(ALS), Motor Neuron Disease is actually a classification category that comprises all the diseases that are of motor-neurodegeneratory in nature. But Amyotropic Lateral Sclerosis being the most common form of Mo... | 3.1406 |
Equal rights. The right to vote. The right to dress as we choose, stylish or not. The right to participate in whatever career we choose. Education. Higher education. Managing our own finances. Our own choices.
Absolutely independent if we want to be. We love it.
– lost our right to manage our own lives or voice our own... | 3.0664 |
Anesthesia is administered to patients who are undergoing otherwise stressful or painful medical procedures, such as operations or tooth extractions. The anesthesia blocks pain and renders the patient unconscious so that the health care professional may work without concern over the patient’s discomfort or interference... | 3.1895 |
In Scandinavia they don't call it Christmas (Christ-Mass), instead they still retain the old pagan name for the Yuletide celebrations which they call Jul (pronounced Yule).
Yule was a pagan festival that followed the midwinter solstice (usually around 21st December) and celebrated the return of the sun as the days slow... | 3.4395 |
There are two families of ticks that makeup the majority of the ticks in the Northeast. Hard and soft ticks. The major differences are the reproduction cycle. Hard tick females have one blood meal and can produce 10,000 eggs then die. Soft tick females will feed and then lay 20-50 ticks, feed again lay another batch an... | 3.0098 |
I. Causes of Heart Failure: What every physician needs to know.
Heart failure (HF) is a clinical syndrome in which the heart is unable to provide sufficient blood flow to meet the metabolic needs of the body, or is only able to do so with significantly increased intracardiac filling pressure. However, this is a somewha... | 3.4824 |
Teaching Creation Thursday ~ Make a Fossilized Footprint!
This is taken from a lesson in the Investigating the Possibilities series by Master Books that will be on the market soon. It is in the Water and Weather book by Tom DeRosa and Carolyn Reeves.
A fun activity to teach students more about how footprints, casts, an... | 3.2148 |
Psoriasis, a chronic, recurrent inflammatory skin disorder. The most common type, called plaque psoriasis (psoriasis vulgaris), is characterized by slightly elevated reddish patches or papules (solid elevations) covered with silvery white scales. In most cases, the lesions tend to be symmetrically distributed on the el... | 3.707 |
New England is a geographical region which comprises six states of the northeastern United States: Connecticut, Maine, Massachusetts, New Hampshire, Rhode Island, and Vermont.
It is bordered by the state of New York to the west and the south, and the Canadian provinces of New Brunswick and Quebec to the northeast and n... | 3.7676 |
Educational travel is an opportunity for teachers and community leaders to use the world as their classroom. As group leaders, educators lead their students abroad on tours that range in duration from a few days to several weeks. During that time, students can experience many of the things they have read about in textb... | 3.3203 |
Independent of the application, whether in satellite optics, video lenses or endoscopes – aspheres have already become indispensable in a wide range of highly versatile technical fields of application. Regardless of the system’s size, they all have to meet one requirement: to be precise. To meet quality requirements, c... | 3.3359 |
Coin recognition and simple adding are important skills -- without them, how will your smart first grader know how much money he has?
Does your child need practice with his math skills? This printable worksheet, which will help him count up to 100, will give him practice counting by 2's.
Learn to see patterns in number... | 4.3906 |
Where should routes be defined?
BootPHP provides a very powerful routing system. In essence, routes provide an interface between the urls and your controllers and actions. With the correct routes you could make almost any url scheme correspond to almost any arrangement of controllers, and you could change one without i... | 3.2754 |
As a parent, you have the most significant role in shaping your children. You have the opportunity to help your child excel in academics, but also in life. Empowering children goes beyond nagging them to do homework or offering rewards for good grades. Those things are often necessary, but empowerment takes more.
Empow... | 3.2539 |
Amid a contentious government shutdown, Speaker Nancy Pelosi has written President Trump a letter, suggesting that in lieu of delivering a State of the Union speech, as the president intends, he submit his address in writing.
Although Americans today are accustomed to seeing the president deliver the SOTU, Pelosi notes... | 3.0332 |
You should not receive this vaccine if you have ever had a life-threatening allergic reaction to any vaccine containing Japanese encephalitis virus.
What is Japanese encephalitis virus vaccine (SA14-14-2)?
Japanese encephalitis is a serious disease caused by a virus. It is the leading cause of viral encephalitis (infla... | 3.6836 |
If a given year has more named storms than the name-list has names, how are additional storms named?
they are assigned names using the Greek alphabet.
If there is a tropical cyclone moving across the open Atlantic and the hurricane hunter finds it to have a maximum sustained wind of 133 mph, what classification would t... | 3.5059 |
Any speed over the speed of sound, which is approximately 343 m/s, 1,087 ft/s, 761 mph or 1,225 km/h in air at sea level, is said to be supersonic. Speeds greater than 5 times the speed of sound are sometimes referred to as hypersonic.
Sound can be considered simply as a plane pressure disturbance in an elastic medium.... | 3.7949 |
The Rupa Lake Cooperative in Nepal. Credit: Bioversity International / B. Saugat. Sourced through Flickr.
Responding to the impacts of climate change effectively at national policy and local planning level requires robust and comprehensive information and a strong knowledge base. The potential for this information to p... | 3.1289 |
This paper is an experimental study on plunging cylinders. Four nosecone shapes, cylindrical, conical, parabolic and power series 0.5 with a variation of material type, aluminium and steel were studied. There are two parts to this experiment, high-speed imaging and particle image velocimetry. High-speed camera captured... | 3.2168 |
At the beginning of the 20th Century, the United States Army was sorely pressed to meet its overseas commitments in Cuba, the Philippines, and Puerto Rico. As a result, in 1901 Congress authorized 5 additional Regular Army Infantry regiments; the 26th, 27th, 28th, 29th and 30th Infantry. All 5 regiments subsequently se... | 3.1133 |
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