Your Own Personal Rainbow?
Did you know that no two people ever see the very same rainbow? It's true. Rainbows are formed when light enters a water droplet, reflects once inside the droplet, and is reflected back to our eyes dispersed into the visible spectrum; red, orange, yellow,…
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Geology
Silent Earthquakes
Try this demonstration of earthquake movement. Shape modeling clay into two blocks or get two firm sponge…
Geology
Was That The Big One? Depends On How You Measured It.
The severity of an earthquake can be expressed in terms of both intensity and magnitude. However, the two…
Chemistry
Hydrogen - The Simplest Element
Hydrogen is the simplest element; an atom consists of only one proton and one electron. It is also the most…
Chemistry
Chemical Burning
Chemical burns are the result of very normal reactions that can occur between the offending material and…