By Gregory L. Matloff
ISBN-10: 0471208299
ISBN-13: 9780471208297
ISBN-10: 0471409855
ISBN-13: 9780471409854
Observe the facility of your telescope as you discover the mammoth reaches of the universeWant to discover Mars? realize Jupiter's cloud bands? stopover at a galaxy that is nearly 2 million mild years away? With extra Telescope energy, you are able to do all of that and extra! less than the assistance of skilled astronomer Gregory Matloff, you will discover the complete power of your telescope as you are taking a desirable journey of the universe.Along the best way you are going to study lots of new remark concepts, together with: utilizing numerous eyepieces and filters; monitoring satellites; gazing comets and meteors; utilizing sunspots to figure out sunlight rotation; and lots more and plenty, even more. jam-packed with dozens of all-new stargazing tasks and watching actions, this distinct advisor additionally includes lots of necessary illustrations reminiscent of finder charts, lunar and sun eclipse tables, diagrams, and photographs. even if you are a technological know-how instructor trying to find uncomplicated telescope initiatives, an novice astronomer simply studying to take advantage of your new telescope, or a technology pupil with a yen for the celebs, you will discover every little thing you are looking for in additional Telescope energy.
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Additional resources for More Telescope Power: All New Activities and Projects for Young Astronomers
Sample text
So during the Bronze Age, when technology had improved to allow the moving and shaping of large stones, people began to erect stone circles to observe significant rising and setting points of the Moon and the Sun. The most famous of the stone circles, and the best preserved, is Stonehenge in England. The earliest version of this monument was erected in the same era as the first Egyptian pyramids, about 5,000 years ago. According to modern computer simulations, an astronomer-priest could have stood at the center of a stone circle and sighted between stones at the Moon or the Sun near the horizon.
In one charming myth of the ancient Sumerians, who lived in what is now southern Iraq, the Moon god Nanna bestowed many gifts upon his sweetheart, the goddess Ningal. These gifts included the spring floods of the Tigris and Euphrates Rivers, the reeds of the marsh, agricultural bounty, and the dairy products of the herds. Since the Moon is renewed each month, it has also become associated with immortality. This was especially true for the ancient Chinese Moon goddess Heng O, who had the power to dispense immortality.
Figure 3-6. The effect of the Moon on Earth’s tides. qxd 1/22/02 3:27 PM Page 38 More Telescope Power 38 The portion of the ocean on the side of Earth opposite this point is less attracted by the Moon than nearby water is. Water tends to build up here as a second high tide. At the intermediate locations shown, there is a low tide. There are two high tides and two low tides each day. This picture is greatly simplified because no provision is made for the effects of land or the Sun’s attraction, which complicates the tidal picture.
More Telescope Power: All New Activities and Projects for Young Astronomers by Gregory L. Matloff
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