Probability or more precisely probability theory is a very interesting branch of mathematics that has many applications in practically all the fields of human endeavour – especially in the many areas of engineering, agriculture, medicine and the social sciences. In…
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The quadratic equation is one of the important topics studied under algebra in the Senior High School years. Understanding the various methods of solving the quadratic equation is prerequisite to learning the many applications of this important algebraic equation. The…
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February 15, 2014 Medical Science
Modern medicine has made great progress in diagnosing and treating physical ailments, but it has rarely had the same success when it comes to disorders of the brain. The major problem is that the brain is such a complicated piece…
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February 15, 2014 Earth Science
Rising sea levels are a reality. The rate of rise over the past twenty years is double what it was during the preceding eighty years. This will impact coastal cities, and small islands will be at risk of completely vanishing…
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Bar, line and pie graphs are three types of graph that can be used to chart values. To consider each graph separately: Bar graphs: The bar graph is a graph that uses bars to represent values from a given range….
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February 15, 2014 Earth Science
North America has a large salt production. Most productive mines have waterways nearby to aid in transporting it. However, the main salt mines are in New York, Kansas, and Michigan. Additional zones occur in the southern United States from Alabama…
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February 15, 2014 Social Science
Lateral thinking, or thinking divergently, or ‘outside the box’, is natural process which enables us to learn and think creatively . Basically it is the ability to think freely and imaginatively, and to be more inventive. The notion of thinking…
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February 15, 2014 Medical Science
Rheumatic fever was a disease which was common in America, Europe and in most countries of the world in the past, but in countries which have gone through modernization due to the institution of scientific advancements (which lead to the…
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February 15, 2014 Earth Science
The reality is that there is very little new under the sun when it comes to fail safe devices for oil rigs should an emergency or catastrophic failure of surface or sub-sea equipment occur. What does exist has not been all…
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The first method I use when teaching students how to calculate square root is to look to see if the number is a perfect square first. I suggest students memorize the perfect squares from 1 to 25: 1, 4, 9,…
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