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Search results 441 - 450 of 859 matching essays
- 441: The Big Bang
- ... the end of the contraction leaps outward in another great expansion. Such a universe is said to be closed, and pulsating. If the universe has achieved escape velocity, it will continue to expand forever. The stars will redden and die, the universe will be like a limitless empty haze, expanding infinitely into the darkness. This space will become even emptier, as the fundamental particles of matter age, and decay through time ...
- 442: The Beginning Of Time
- ... of the star and converts hydrogen into helium at an alarming rate. A star is born. (Silk 1994) Perchance the outer cloud of the star may also harbor some heavenly bodies usually planets or other stars. The clouds of dust collect the same way in planet except the temperatures don't quite reach the point where nuclear reactions take place. (Silk, 1994) By means of commonly accepted theories in the field ...
- 443: My Theory of the Universe
- ... the light, works its way across, and then works its way back. (Phases of the Moon) There are many spots on the walls of the room that are just reflections off of the disco ball. (Stars) These spots seem to form different patterns on the walls and move along with the disco ball, but not always at the same rate. (Constellations) There are two very shy people in the room that ...
- 444: Galileo Galilei "founder of modern experimental science"
- ... of the planets move around the sun, made a mechanical tool called a sector, explained the tides based on Copernican theory of motion of earth, found that the Milky Way was made up of many stars, and told people that machines cannot create power, they can only change it. In 1602, still at Padua, Galileo did research on motion. The Aristotelian theory of motion went against the theory that the earth ...
- 445: Satellites
- ... world because telephone wires would have to travel across the Atlantic, and if they did, the reception would be horrible. We wouldn't know what the weather would be like on earth, or what the stars and planets are like in space. We wouldn't be able to watch live television premiers across the country because all those are via satellite. A satellite is a secondary object that revolves in a ...
- 446: Egyptians
- ... are many theories on how these pyramids were built, but all theories have been disproven or at least quite far-fetched. There are many structures that cannot be explained. So should we look to the stars? There may be an answer.\par \tab From the sky there is another facit to the theories of extraterrestrials on earth. From an airplane, one can see an ape, 260 feet high included in a ...
- 447: Discoveries of Scientists of the "Age of Reason"
- ... thinkers that led to this discovery on the scientific level, which chiefly began and ended with the astronomers/scientists Copernicus and Isaac Newton. Copernicus was a mathematician as well as a scientist whom found the stars fascinating. He did, however, find a great flaw with the mathematical results of the universe being a Earth- centered one. He then saw that if the universe was to revolve around the sun (an error ...
- 448: Light: A Fundamental Force In Our World
- ... particle duality of nature." Many questions concerning what makes up light still lie unanswered, but this much is thought to be true. Light can be produced in a variety of ways. Our sun, like other stars, uses nuclear fusion to produce energy in the form of light and radiation. We can produce light artificially using several methods. If one starts a fire, it produces light and heat. (Heat, which is infrared ...
- 449: The Big Bang Model
- ... end of the contraction leaps outward in another great expansion.6 Such a universe is said to be closed, and pulsating. If the universe has achieved escape velocity, it will continue to expand forever. The stars will redden and die, the universe will be like a limitless empty haze, expanding infinitely into the darkness. This space will become even emptier, as the fundamental particles of matter age, and decay through time ...
- 450: Alchemy
- ... daytime, he frequently encountered them in the public libraries, buried in gigantic folios, and in the evening they might be seen pacing the solitary bridges with eyes fixed in vague contemplation upon the first pale stars of night. A long cloak usually covered the meager limbs, and their untrimmed beards and matted locks lent them a wild appearance. They walked with a solemn and measured gait, and used the figures of ...
Search results 441 - 450 of 859 matching essays
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