Basketball study guide PDF file

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Badminton Study Guide PDF File

Badminton Study Guid...

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C.V. Raman: The Raman Effect

Commemorative Booklet (PDF) "I propose this evening to speak to you on a new kind of radiation or light emission from atoms and molecules." With these prophetic words, Professor C. V. Raman of Calcutta University began his lecture to the South Indian Science Association in Bangalore on March 16, 1928. Raman proceeded to describe a discovery that resulted from a deceptively simple experiment. Conducted far from the great centers of scientific...

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What Is Astronomy?

Astronomy, derived from the Greek words for star law, is the scientific study of all objects beyond our world. It is also the process by which we seek to understand the physical laws and origins of our universe. Pioneers of Astronomy Over the centuries there have been countless innovators that have contributed to the development and advancement of astronomy. Some of these key individuals include: Nicolaus Copernicus (1473 - 1543): He...

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Black Holes

Often the subject of science fiction novels, black holes are mysterious objects that, while very real, have a certain mythology that surrounds them. Some of these myths actually arise out of scientific truth, while others are the result of wild imagination. So what is fact and what is fiction? And where do black holes come from anyway? What Is a Black Hole? Simply put, a black hole is a region of space that is so incredibly dense that not...

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Some facts about Hubble Space Telescope

The Hubble Space Telescope was the world's first space-based optical telescope. It received its name from American astronomer Edwin Hubble (1889–1953). Dr. Hubble confirmed an "expanding" universe, which provided the foundation for the Big Bang theory.   Cool Fact: Scientists believe our universe began with a “big bang” some 13.7 billion years ago. If all the events in the history of the universe until now were squeezed into 24 hours,...

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The History of Astronomy

Early Astronomers The history of astronomy goes back several thousand years ago. Almost all ancient cultures had stories about how the universe was created, what it was like, who created it, and how the earth and humans got here, but those stories are usually not very believable. The early Egyptians believed that the universe was a large rectangular box with Egypt at the center of the bottom and with huge lamps which hung down from the top...

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What if you traveled faster than the speed of light?

When we were kids, we were amazed that Superman could travel faster than a speeding bullet. We could even picture him, chasing down a projectile fired from a weapon, his right arm outstretched, his cape rippling behind him. If he traveled at half the bullet's speed, the rate at which the bullet moved away from him would halve. If he did indeed travel faster than the bullet, he would overtake it and lead the way. Go, Superman! In other...

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What is Dark Matter?

The story of dark matter is best divided into two parts.  First we have the reasons that we know that it exists.  Second is the collection of possible explanations as to what it is. Why the Universe Needs Dark Matter We believe that that the Universe is critically balanced between being open and closed.  We derive this fact from the observation of the large scale structure of the Universe.  It requires a certain amount...

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How To Improve Your Basketball Game and Be Your Best - Work at Your Game

Over the years I have met many players who had dreams of going on to be successful in basketball. What success means is a major question in itself. Let's just say, in a basketball sense, it means being the best player you can be. That could mean playing on the junior high school team, playing on the high school team, going beyond that level, or just being a good player in the summer league. It's all relative. How can you improve your...

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21 Easy Ways to Improve Your Basketball Shooting Percentage

Tip #1 – Locate Your Target (the Rim) Earlier Getting in the habit of locating your target (the rim) earlier will improve your shooting percentage.  Why? Locating the rim just a split second earlier gives your brain more time to subconsciously calculate distance and focus on your objective. Your eyes should be on the rim as early as possible. To make this little trick work, you need to develop this habit in practice, which carries...

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The Balmer Formula

Leading up to the Formula: 1869 - 1882 In the years after the work of Kirchhoff and Bunsen, the major goal in spectroscopy was to determine the quantitative relationships between the lines in the spectrum of a given element as well as relationships between lines of different substances. For example, George Johnstone Stoney in 1869 speculated that spectra arose from the internal motions of molecules. However, his mathematical theory was...

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