By: Helena Whyte
Newton's three laws of motion are: the law of inertia, the relationship of acceleration and force and inertia, and the law of action and reaction. The law of inertia states that every body continues in its state of rest, or of uniform motion in a...
By: John Traveler
Just about everything in the universe, every clump of matter, every molecule, every atom, exhibits a property known as static electricity. But what exactly is static electricity? Where does it come from, and what causes the effect? By 600 BCE, naturalists discovered that if you...
By: Nan C Avery
The great golfer, Lee Trevino, was playing in the Western Open, when a bolt of lightning struck him. He suffered injuries to his spine. He had surgery and eventually could play golf again. Why was he struck by lightning? Electrons are free roaming; in other...
Understanding static electricity
By: Brian Dodson
If, on a dry day, you shuffle your feet on a carpet and then touch a doorknob, you will often feel a shock. The shock is caused by static electricity suddenly leaving your body. Other examples of the effects of static electricity include lightning, hair...
By: William Menna
Zinc is a metallic element which has been used by humans for millennia. Zinc's chemical symbol is Zn and its atomic number is 30. It belongs to the fourth period and twelfth group of the periodic table of elements. In its natural form, zinc is...
By: Phyllis Logie
Chocolate has been around for over 3000 years. Native to South America it was once used as currency by the natives and in the West it used to be viewed as a luxury commodity and only enjoyed by the wealthy. In Europe today it...
Is there a correct interpretation of quantum mechanics?
By: Brian Dodson
Is there a correct interpretation of quantum mechanics? The short answer is 'No'. Perhaps a better answer is 'Not Yet', but actually it is not clear at this point that there can be a single 'correct' interpretation of quantum mechanics. The most important notion is...
By: Helena Whyte
Static electricity was observed in ancient Greecein 600 B.C. when amber rubbed with wool attracted wood shavings. William Gilbert discovered other materials produced static electricity in the late 1500s. Gilbert named this phenomena electricity from the Greek word for amber, elektron. Modern physicists produce...
By: Nish Laverz
These are three of the most intriguing things in Physics and they are all connected to each other. Before we look at their connection lets take a look at each individually. Black Holes What are they? According to Einstein a black hole is a region...
By: John Traveler
In the first half of the sixteenth century, Nicolas Copernicus's heliocentric revelations modified mans understanding of the cosmos, taking the Earth out of the center of the universe and making it just one of 6 planets (those know in the day) it obit of the...

 

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