Physical Science

People will think I am nuts, I thought, as I went back inside the house to digest what I had just witnessed. Yet, this time there wasn’t an audience of one, there were three of us and we all agreed…
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If hearing the word chemistry’ gives you visions of glass beakers ready to explode, be brave and read on. Understanding chemistry concepts is easier with active participation, but it doesn’t require fancy lab equipment. These chemistry experiments can be done…
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A Simple Model On The Creation Of The Universe My model on the creation of the universe is very simplistic. The universe appears to be made of three things: matter, space, and time. In my simple view, in order to…
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Calcium is plentiful in the human body and it is plentiful in the earth and rocks and soil. In this capacity it is the isotope calcium 40, the one of the six that is more plentiful; it is the type…
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Epsom salt (magnesium sulphate) crystals are among the easiest and fastest to grow using equipment available in any science laboratory and even in your own home. Epsom salt itself is readily and cheaply available in most pharmacies. To grow your…
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Remember the children’s story of Chicken Little who was hit on the head by a falling acorn, and assumed the sky was falling. Her outrageous reaction and her fervent activism got the entire farmyard, and eventually the whole countryside to…
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One would like to think that the age of the Earth times 3.14 times the speed of light would give the size of the Universe with time representing distance-if only it were that simple! It has been speculated that in…
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Helium is an important industry in the United States. So much so an important part of the economy of the United States that special legislation was passed in 1996 protecting its use and assuring it would be available as needed….
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The Islamic Republic of Iran has created an impressive array of offensive weaponry since the turn of the millennium. Included in the rogue state’s inventory of war technology are advanced military drones, RCBMs, a submarine, and rudimentary cruise missiles. Aided…
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Understanding what chemistry is and how certain substances can be mixed to create a reaction is integral to learning about the world. Children have been witnessing chemistry in action since they were born. Cooking is chemistry, showering and using shampoo…
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